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What is the molecular formula of the molecule identified by 2-N,6-N-bis(4-tert-butylphenyl)-9,10-bis(9,9-dimethylfluoren-2-yl)-2-N,6-N-diphenylanthracene-2,6-diamine;9,10-bis(9,9-dimethylfluoren-2-yl)-2-N,6-N-diphenyl-2-N,6-N-bis(4-phenylphenyl)anthracene-2,6-diamine;2-N,2-N,6-N,6-N-tetraphenyl-9,10-bis(4-phenylphenyl)anthracene-2,6-diamine ?
user
C218H172N6
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