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system
Provide the molecular formula for the IUPAC named substance 7-carbazol-9-yl-9,9-dimethyl-N,N-bis(4-phenylphenyl)fluoren-2-amine;N-(4-carbazol-9-ylphenyl)-4-dibenzofuran-4-yl-N-(4-dibenzofuran-4-ylphenyl)aniline;7,7-dimethyl-N,N,12,12-tetraphenylindeno[1,2-c]fluoren-2-amine .
user
C151H107N5O2
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