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What is the molecular formula of the molecule identified by 4-isocyano-9-(10-naphthalen-1-ylanthracen-9-yl)-15-(4-phenylphenyl)-15-azatetracyclo[10.2.1.05,14.08,13]pentadeca-1(14),2,4,6,8,10,12-heptaene ?
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C51H30N2
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