Block

713663
0000000000000000000a8c54b4dfa4ba0152a0c4d5bcbf999025cbcbf0efc039
Transactions1151
Height713663
Confirmations242050
Timestamp1659 days 11 hours ago
Size (bytes)672795
Version545259524
Merkle Rootee4285702071a7a34625992dbb9729244e115c9a4faad77c413cd5607a8d9049
Nonce3574062372
Bits170c9a13
Difficulty22335659268936.39

Transactions

a485afe1a5ea1600ca0f543a0eecdc772a5aa7195798909c6e5e4daa47c4f9ff
mined 1659 days 11 hours ago
bc1qqav3akyv2lv69egcr7072klhmk0s2jfr3safc4←0.01719241 BTC59458.81 THB34523.37 THB
 
bc1q2ea4ax8n0mstd37kjp72uepwk5epuulvpnv9ru0.01063264 BTC36772.28 THB21350.97 THB→
3A6iFTt3i7AZ4BwxbToQvuXQuVLaSEhC8D0.00655678 BTC22676.19 THB13166.40 THB→
Fee 0.00000299 BTC10.34 THB6.00 THB (2.11 sat/vByte)
242050 confirmations0.01718942 BTC59448.47 THB34517.37 THB
59e71997096aa42bf43d7455fb1740d9d0379437fb51d271e94bd724bd07af59
mined 1659 days 11 hours ago
bc1qjfa5c0sxumf09vu2kqeengf660wqlmzg3uljay←0.00295352 BTC10214.55 THB5930.84 THB
1NNPyrzbQw2HR2ypWMzwKqfaKZbXns2cgz←0.00097274 BTC3364.16 THB1953.32 THB
1NNPyrzbQw2HR2ypWMzwKqfaKZbXns2cgz←0.00104220 BTC3604.38 THB2092.80 THB
 
3EdRvpvggNmRrPcsRa5iMJL7KFtbsNo4QK0.00205351 BTC7101.93 THB4123.57 THB→
bc1qjfa5c0sxumf09vu2kqeengf660wqlmzg3uljay0.00290573 BTC10049.27 THB5834.88 THB→
Fee 0.00000922 BTC31.89 THB18.51 THB (2.11 sat/vByte)
242050 confirmations0.00495924 BTC17151.20 THB9958.45 THB
7acbb7a94dc02e4d35311a681e98be86274bfaef4ee6458a7fcce33ae0985265
mined 1659 days 11 hours ago
bc1qcvceaylwtpn7ttemr3jv6z5aq7u46j3g9uathd←0.00659450 BTC22806.64 THB13242.15 THB
 
bc1qcvceaylwtpn7ttemr3jv6z5aq7u46j3g9uathd0.00249294 BTC8621.67 THB5005.97 THB→
1NJzBNpff5cdYTyvrQzCoccQUbyfgd7d7d0.00409853 BTC14174.49 THB8230.09 THB→
Fee 0.00000303 BTC10.48 THB6.08 THB (2.10 sat/vByte)
242050 confirmations0.00659147 BTC22796.16 THB13236.06 THB
0800497948689f5c9fa57928bb8292da11818a114c2fbdf7565cced2b5d74078
mined 1659 days 11 hours ago
bc1qdn4z65kr8ng98fqmrz9qn22ry758d370sdh70u←0.00035002 BTC1210.52 THB702.86 THB
 
13wYYHVAwRV3p5MuVVNihsYrpAFRCLu5Vo0.00010246 BTC354.35 THB205.75 THB→
bc1qdn4z65kr8ng98fqmrz9qn22ry758d370sdh70u0.00024453 BTC845.69 THB491.03 THB→
Fee 0.00000303 BTC10.48 THB6.08 THB (2.10 sat/vByte)
242050 confirmations0.00034699 BTC1200.04 THB696.78 THB
ecad21270bec12fad4b556f3864e99feef5a0798b9891acc3d9220304e261e99
mined 1659 days 11 hours ago
bc1qgl2lmw0lfhtqxpm6jyxuaw56gr0qvkp95sfr3v←0.09279630 BTC320929.86 THB186340.45 THB
 
bc1qlvmyg9tq0snya5jgupya9valhlk3ywpq4ek35u0.09176652 BTC317368.43 THB184272.59 THB→
1LoKWXggitgCHsyCyPH1eXSAULqFTuqgpq0.00102675 BTC3550.95 THB2061.77 THB→
Fee 0.00000303 BTC10.48 THB6.08 THB (2.10 sat/vByte)
242050 confirmations0.09279327 BTC320919.38 THB186334.36 THB
68f528e3a7288cdbbabc4142b3fc7c306f7dbbfd937b9cd736fa3f17e77caa9a
mined 1659 days 11 hours ago
bc1qn03g04ptr8ydx07ptewe4uecswqunhqdjf3zyx←0.00857262 BTC29647.84 THB17214.33 THB
 
16AVRpix4ZDTB1nYFjMbVpeJ5pnn9VvzmD0.00205193 BTC7096.46 THB4120.40 THB→
bc1qn03g04ptr8ydx07ptewe4uecswqunhqdjf3zyx0.00651766 BTC22540.90 THB13087.85 THB→
Fee 0.00000303 BTC10.48 THB6.08 THB (2.10 sat/vByte)
242050 confirmations0.00856959 BTC29637.36 THB17208.24 THB
ac2409d772c9ff5243f1e2535202a593bfad5eff74148abc45da9e5eb31a894e
mined 1659 days 11 hours ago
bc1qyqzy2rrnf8dmyqvkjycqzdd7y9w7p4qy7un9xg←0.00288130 BTC9964.79 THB5785.82 THB
bc1qyqzy2rrnf8dmyqvkjycqzdd7y9w7p4qy7un9xg←0.01039687 BTC35956.89 THB20877.53 THB
 
bc1qyqzy2rrnf8dmyqvkjycqzdd7y9w7p4qy7un9xg0.00302530 BTC10462.80 THB6074.98 THB→
1LkFTj6d681HWj8S6BAhoB1XXv8yUyq8860.01024841 BTC35443.45 THB20579.41 THB→
Fee 0.00000446 BTC15.42 THB8.96 THB (2.10 sat/vByte)
242050 confirmations0.01327371 BTC45906.25 THB26654.39 THB
62624b10e64bbf0f247537a66c99f492f157c0e4448483c399f14e877966c9d7
mined 1659 days 11 hours ago
bc1qya0tc7y0rk82wmta09tl5k89a93qzp4lacstvn←0.00102047 BTC3529.23 THB2049.16 THB
bc1qya0tc7y0rk82wmta09tl5k89a93qzp4lacstvn←0.00802251 BTC27745.32 THB16109.67 THB
 
bc1qya0tc7y0rk82wmta09tl5k89a93qzp4lacstvn0.00289072 BTC9997.36 THB5804.74 THB→
12UoqacLqSgYbooGeNGepWiMhHz4rbnqb70.00614780 BTC21261.76 THB12345.15 THB→
Fee 0.00000446 BTC15.42 THB8.96 THB (2.10 sat/vByte)
242050 confirmations0.00903852 BTC31259.12 THB18149.88 THB
a9588e1fc42bdab81123fb639071fc38d5f56535f695b7cb43b13b9e5f44e219
mined 1659 days 11 hours ago
1GAwTv5JFyFBvM1teag4VGkCqnGKRE1ndg←0.04090404 BTC141463.91 THB82137.73 THB
 
1L2UTJhC2V6LHRYztMakAre4E7B2bQQa4M0.00194920 BTC6741.18 THB3914.11 THB→
bc1qms6dgcg947adynr2njhkcwptshtmjzq7nwcqfe0.03895015 BTC134706.51 THB78214.20 THB→
Fee 0.00000469 BTC16.22 THB9.42 THB (2.10 sat/vByte)
242050 confirmations0.04089935 BTC141447.69 THB82128.31 THB
bdd4144fd98e9204c59c50c75a93029155348ce67089d6629f6e66d05cbf0cec
mined 1659 days 11 hours ago
bc1ql3fgzfxng5cj9tpdw3e6l6ygxum0hfzagqn2g9←0.00234806 BTC8120.61 THB4715.04 THB
17wGW98BGVZNK47C5HUxsddBqqzsn5WPkH←0.04020757 BTC139055.22 THB80739.17 THB
 
1NKJ1HcbYi4ST3xj368bVQfYUCrjUngkwx0.02472524 BTC85510.60 THB49649.74 THB→
bc1ql3fgzfxng5cj9tpdw3e6l6ygxum0hfzagqn2g90.01782425 BTC61643.99 THB35792.15 THB→
Fee 0.00000614 BTC21.23 THB12.33 THB (2.10 sat/vByte)
242050 confirmations0.04254949 BTC147154.59 THB85441.89 THB
f6796f6b45259b951c1043e97f9ccc06a36fccb0a48b36bcf2ffe22da807cc4e
mined 1659 days 11 hours ago
bc1qewtqqqkxwt5ntlfk9exmtpn4yq7pz5x4wg0xpx←0.00031927 BTC1104.17 THB641.11 THB
bc1qewtqqqkxwt5ntlfk9exmtpn4yq7pz5x4wg0xpx←0.02185682 BTC75590.36 THB43889.78 THB
 
bc1qndt3aut2fzdvvgyvaxceylr7prmrydl0vm8x9t0.01229560 BTC42523.52 THB24690.29 THB→
bc1qewtqqqkxwt5ntlfk9exmtpn4yq7pz5x4wg0xpx0.00987610 BTC34155.84 THB19831.79 THB→
Fee 0.00000439 BTC15.18 THB8.82 THB (2.10 sat/vByte)
242050 confirmations0.02217170 BTC76679.36 THB44522.08 THB
0fb4a235e277fdbed3327224c6bd431dbc611fab93cb94bcba2724afc1d35ed5
mined 1659 days 11 hours ago
bc1qftpl255qme8m0vlts9enmpp9q5x5g00qzq8mkr←1.50000000 BTC5187650.62 THB3012088.50 THB
bc1qyzvz0w42z9mjm9elsrus2w66yhtrdl92pk8her←0.03163586 BTC109410.53 THB63526.67 THB
 
bc1q6s43jncam4f5fjk5zhaqt64rcmg0zmsh7s8le40.53163147 BTC1838612.22 THB1067547.36 THB→
bc1qh4ac3zhfycwygxz3g96wsgv3qrxh0k2gy4ntv91.00000000 BTC3458433.75 THB2008059.00 THB→
Fee 0.00000439 BTC15.18 THB8.82 THB (2.10 sat/vByte)
242050 confirmations1.53163147 BTC5297045.97 THB3075606.36 THB
a71ac4d8ff3f222ab1ad3147be91d8332189802c5371e7a4138eb182ad5d2ae8
mined 1659 days 11 hours ago
bc1qeczfaakwuzepumph0z59eyae486z6fl0y37w8k←0.00065233 BTC2256.04 THB1309.92 THB
bc1qkx32vn49k8xc3m5nm9vy06dmnlj4wv4euzhxmx←0.01083317 BTC37465.80 THB21753.64 THB
 
bc1qeczfaakwuzepumph0z59eyae486z6fl0y37w8k0.00635127 BTC21965.45 THB12753.72 THB→
bc1qpvy2dtrdf9hpa9mxpw8tr9cw3mzltg8a30exju0.00512984 BTC17741.21 THB10301.02 THB→
Fee 0.00000439 BTC15.18 THB8.82 THB (2.10 sat/vByte)
242050 confirmations0.01148111 BTC39706.66 THB23054.75 THB
87aebb2603a6278358dd78064ec87fad713572b44fad30b1dc3cf6c50cbf8219
mined 1659 days 11 hours ago
bc1q6cr4slle6fuk2w7tf6h0n69ruqtq603aaytv2u←0.00244505 BTC8456.04 THB4909.80 THB
1HCqJSXqQQMNi5jVSGVpmojwbHvrgHbwc1←0.00306199 BTC10589.69 THB6148.66 THB
 
bc1q6cr4slle6fuk2w7tf6h0n69ruqtq603aaytv2u0.00260792 BTC9019.32 THB5236.86 THB→
3Q96DWWBR2kGYnQHB4kj4jRASkouHttZDT0.00289303 BTC10005.35 THB5809.37 THB→
Fee 0.00000609 BTC21.06 THB12.23 THB (2.10 sat/vByte)
242050 confirmations0.00550095 BTC19024.67 THB11046.23 THB
f5fa827ca43e02247fd4167571e1f0f522086907a85d21043bc84f7b9b4e7230
mined 1659 days 11 hours ago
bc1quhjsy5dg6mp7eh4hkpuz8gt5mf4ddh6hqltkx5←0.00190262 BTC6580.09 THB3820.57 THB
bc1quhjsy5dg6mp7eh4hkpuz8gt5mf4ddh6hqltkx5←0.01037009 BTC35864.27 THB20823.75 THB
 
bc1quhjsy5dg6mp7eh4hkpuz8gt5mf4ddh6hqltkx50.00612050 BTC21167.34 THB12290.33 THB→
3AVytmcK9EncsoP27G926sLGmoeCyggFaj0.00614780 BTC21261.76 THB12345.15 THB→
Fee 0.00000441 BTC15.25 THB8.86 THB (2.10 sat/vByte)
242050 confirmations0.01226830 BTC42429.10 THB24635.47 THB
42531d8e2ad1ddf51b839cb4b62cd4ef1ae5aa2fbbbdd75a4c5f4b7975e1b36c
mined 1659 days 11 hours ago
bc1qrllhlklkf3ty4aekmyk3y6dca5q397tsw2ew5g←0.00226005 BTC7816.23 THB4538.31 THB
bc1qkdjhg2r44lse2jvpknxvvqydhvqkngndl739xd←0.00064834 BTC2242.24 THB1301.90 THB
 
3PVn4qPqRbhPjDBfgBq9DzYeYahNUvizqd0.00237001 BTC8196.52 THB4759.12 THB→
bc1qrllhlklkf3ty4aekmyk3y6dca5q397tsw2ew5g0.00053397 BTC1846.70 THB1072.24 THB→
Fee 0.00000441 BTC15.25 THB8.86 THB (2.10 sat/vByte)
242050 confirmations0.00290398 BTC10043.22 THB5831.36 THB
b9e670823adcfb9e6320dcbbc16662a7c0d099a6595ce2c21ff79711fb64e235
mined 1659 days 11 hours ago
bc1q800xkptwn5p7vz9kkv8xga4kr4ujpfhwfqy4u6←0.03295600 BTC113976.14 THB66177.59 THB
 
bc1qtvwn2u8q5he7hzpq3lt8lrwqk42n3kj9vr28300.00100000 BTC3458.43 THB2008.06 THB→
bc1qefgq54hjl4qe0sw94d9w549u6w0ftvt4jtnf670.03195308 BTC110507.61 THB64163.67 THB→
Fee 0.00000292 BTC10.10 THB5.86 THB (2.07 sat/vByte)
242050 confirmations0.03295308 BTC113966.04 THB66171.73 THB
8a2bee6dc3c956426aa661dbad0ada781fe4d8597f99d4701e964ba1d26eb10c
mined 1659 days 11 hours ago
bc1qw3qq7zlp0vt85gevjttg86tx6du3ljsjmse5md←0.25000000 BTC864608.44 THB502014.75 THB
bc1qw3qq7zlp0vt85gevjttg86tx6du3ljsjmse5md←0.25000000 BTC864608.44 THB502014.75 THB
 
bc1q5knrs39vt9jjt4euf7dtqftvp52gsw02c06n7p0.12998618 BTC449548.59 THB261019.92 THB→
bc1qcfddrz5wenxsfzlu5a3aqwxmpum0wwc2pj99nn0.37000953 BTC1279653.45 THB743000.97 THB→
Fee 0.00000429 BTC14.84 THB8.61 THB (2.05 sat/vByte)
242050 confirmations0.49999571 BTC1729202.04 THB1004020.89 THB
7e626a89bfa6d4fae7c74661b9135dd8a6f08d5f7c36655ea6bd2c02d2522841
mined 1659 days 11 hours ago
bc1qa634jzu9v7a8jwtlxyc8tz6jawct44d273wpf2774dac7e25s0tq0u2wx9←0.01000000 BTC34584.34 THB20080.59 THB
 
bc1q9ckwgtwdcl7t97wfekaklmu0vdqvtqxgh42qte0.00011618 BTC401.80 THB233.30 THB→
bc1qjyyx3lrqx2m3gqynwse0vpqxstekm9ku5a93kq0.00988038 BTC34170.64 THB19840.39 THB→
Fee 0.00000344 BTC11.90 THB6.91 THB (2.05 sat/vByte)
242050 confirmations0.00999656 BTC34572.44 THB20073.68 THB
966e0b71f6ea2a9b49934bd4aefc4f8b08b706ea42679863c2c206969c61c117
mined 1659 days 11 hours ago
3JT6mpV1CWnWTwvBFGmtb2BgAJw5saZRa8←0.00016208 BTC560.54 THB325.47 THB
3FuPrPmujFQYP6HdmsbRB8b1Ygn48iAaJq←0.00013883 BTC480.13 THB278.78 THB
3LcJAEJafbHNZGScwjwHLEFNpHXShuGPoB←0.09749431 BTC337177.61 THB195774.33 THB
39iRZVetQgi7hgYTpeoUhVAur15HGmRXrV←0.00000624 BTC21.58 THB12.53 THB
364y8VcMw2Et2UqhXzUuCXky2WA1FhZCdV←0.00074035 BTC2560.45 THB1486.67 THB
3CfxnmL2PZuthPjxpypzB6qbbH23YMBYjk←0.00006237 BTC215.70 THB125.24 THB
3ETof9ad9P7nKtTE7kamdaNUc4kFDSEUHF←0.00016543 BTC572.13 THB332.19 THB
35q9v3ge9Cgk6wV8BVLbDV7B3EFaRLhunt←0.00020802 BTC719.42 THB417.72 THB
3JDpzSEPrxrkKWqr7MZPoUqxF9iyDqVYtm←0.51659773 BTC1786619.02 THB1037358.72 THB
 
bc1q50nauq3p6v4p9d9zq6j5qq8xpc2fspc98uesnl0.00006752 BTC233.51 THB135.58 THB→
3DprPh4wxm4yaWC4NWrv3ScEk5Rqq2Swht0.00010230 BTC353.80 THB205.42 THB→
145Spay9cRnXYsbpuFE1fgpoDM9KVR6Jcy0.00014199 BTC491.06 THB285.12 THB→
18QuwWVZF4i2xwvXNUVNQnkeGzwBwQLCdZ0.00018602 BTC643.34 THB373.54 THB→
bc1qncw3wu8j3ypcn6narvvwu25mhfys0mvtyav6zp0.00023558 BTC814.74 THB473.06 THB→
3DJ5HDrjqpk3Gq9RtrdMusSc8c5qqBvFXs0.00051717 BTC1788.60 THB1038.51 THB→
3BEk1pA7H68d9PLS8hqYz2NbpwZhRDHMXu0.00135518 BTC4686.80 THB2721.28 THB→
1KwhpJvJw6GdY5bDxFyM2PAH751XYxmRwD0.00211263 BTC7306.39 THB4242.29 THB→
bc1qvwmn4fynyy8yg4p40ur04zku0qxuqtgvt45fce0.00479101 BTC16569.39 THB9620.63 THB→
37wVXe4YZ3fQtEhG43YSzrZrGYuyufXvnh0.00483041 BTC16705.65 THB9699.75 THB→
18ME9qy7FnsqoBkuqWpJfxjzQc6E2G6Uvk0.01450146 BTC50152.34 THB29119.79 THB→
bc1qvv3x64zdpz6qx0qqm2rsykly2v6metsx6wqeus0.01478635 BTC51137.61 THB29691.86 THB→
1Q8wTtrqVCmDdVPEWo3A3nncvNLmHKc6W10.05102324 BTC176460.50 THB102457.68 THB→
12M7Pm7ud6RjgryPmVoKmMHLjqtMfHnr8G0.19953394 BTC690074.91 THB400675.92 THB→
3BG4dcT6ADXGuH7xgWz9Cbx23eMZttT22W0.32135489 BTC1111384.60 THB645299.58 THB→
Fee 0.00003567 BTC123.36 THB71.63 THB (2.04 sat/vByte)
242050 confirmations0.61553969 BTC2128803.24 THB1236040.01 THB
1443addc2ab1f3e211d4c66bf2a0f050e929d88c561c919a394f5ae9f8c1a629
mined 1659 days 11 hours ago
bc1qqrffxpp3hmxu43gsqzt7ajqz2zs2qav4a53utl←0.00530556 BTC18348.93 THB10653.88 THB
bc1qqrffxpp3hmxu43gsqzt7ajqz2zs2qav4a53utl←0.00262570 BTC9080.81 THB5272.56 THB
bc1qqrffxpp3hmxu43gsqzt7ajqz2zs2qav4a53utl←0.00230875 BTC7984.66 THB4636.11 THB
 
19aYSMCaRMgXo78Ri9g5hR2RyiwE7R5QVT0.01000000 BTC34584.34 THB20080.59 THB→
bc1qqrffxpp3hmxu43gsqzt7ajqz2zs2qav4a53utl0.00023439 BTC810.62 THB470.67 THB→
Fee 0.00000562 BTC19.44 THB11.29 THB (2.01 sat/vByte)
242050 confirmations0.01023439 BTC35394.96 THB20551.26 THB
7bcf039b532d9897b85d8a8f4655199c0e80afd8cf9aef1dfd142c29b4a98c2e
mined 1659 days 11 hours ago
1DPmFdH1VenNWNmZDLZRkie2NfReVbkWrQ←0.00236482 BTC8178.57 THB4748.70 THB
19tr4xauvR9hiHpgY7ADLkExbAQMppFrfG←0.20338000 BTC703376.26 THB408399.04 THB
1HgPHm8yJZSVxVk1Mb7Tbrpx13C3VsT8ct←0.00090500 BTC3129.88 THB1817.29 THB
1fs86grjQCyi1chp1WUyBiqZMQBYPs59P←0.00121590 BTC4205.11 THB2441.60 THB
 
1KzhKUbCzd4Y39qjgqiLTVEdsYZsZbmWX50.20785300 BTC718845.83 THB417381.09 THB→
Fee 0.00001272 BTC43.99 THB25.54 THB (2.01 sat/vByte)
242050 confirmations0.20785300 BTC718845.83 THB417381.09 THB
213ec8f83f93a94e1d163fa77b88153db68a56adc921fbe81df2c70e52dd11ca
mined 1659 days 11 hours ago
3PMQ8ZdbsC6XsD6piRdM9Kiwwx1Ji1PiAf←0.19438111 BTC672254.19 THB390328.74 THB
 
3PMDHT8W7Cb1T4SpeGHwoZYCn3nVYwDzYv0.09173672 BTC317265.37 THB184212.75 THB→
3GVbBP1Z1eEwnoPCoPB2h5pEGtMRttdND80.10264105 BTC354977.27 THB206109.28 THB×
Fee 0.00000334 BTC11.55 THB6.71 THB (2.01 sat/vByte)
242050 confirmations0.19437777 BTC672242.64 THB390322.03 THB
4bd67292d53b6a681eeecbe7f1ceccfcd941f28c11693d3fef8210aca5dc4d92
mined 1659 days 11 hours ago
333QPiLGyEDesn8PY3Fy89nALRHHe4bQBS←0.05435398 BTC187979.64 THB109146.00 THB
 
1GRo1bpNQNtHLGrqhkasyGYzydNcyNgbGV0.02046711 BTC70784.14 THB41099.16 THB→
3EGR7pnscgbWaeENCH83Z5Cy6HfBCrSwX60.03388349 BTC117183.81 THB68040.05 THB→
Fee 0.00000338 BTC11.69 THB6.79 THB (2.01 sat/vByte)
242050 confirmations0.05435060 BTC187967.95 THB109139.21 THB
cd1182c1a6fbf037ed5a38002f368b78f5c0c656e891a44ccb238442f7f4cbf4
mined 1659 days 11 hours ago
bc1q6pe78cz9e4w3r6ch6u9lwvy92ry5dpvxcq98mq0n8vadr205ue8s2v830f←0.60929687 BTC2107212.86 THB1223504.06 THB
3MYttkK4m4Lt3mkES848WVQea1C3q19HC5←0.00909622 BTC31458.67 THB18265.75 THB
 
38eVmdrcKtFVXsc3ksUrQSKFcVEfv695s40.00048603 BTC1680.90 THB975.98 THB→
3DSAWYMhJHXBUTq9ARUo3yJpr9f4draRsY0.00124500 BTC4305.75 THB2500.03 THB→
bc1q80xd3y8hznsmyen5ex26203z589kn4t5cgk47x2r3kk07vvn5raq8znesy0.61665480 BTC2132659.77 THB1238279.22 THB→
Fee 0.00000726 BTC25.11 THB14.58 THB (2.01 sat/vByte)
242050 confirmations0.61838583 BTC2138646.42 THB1241755.23 THB