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What is the molecular formula of the molecule identified by 17-N,17-N,24-N,24-N-tetrakis(4-tert-butylphenyl)-21-(9,9-dimethylfluoren-3-yl)-3,8-dimethyl-2,21-diaza-14-boraheptacyclo[12.11.1.12,9.03,8.015,20.022,26.013,27]heptacosa-1(25),9,11,13(27),15(20),16,18,22(26),23-nonaene-17,24-diamine ?
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C81H87BN4
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