You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named 9-(9,9-dimethylfluoren-2-yl)-10-naphthalen-2-ylanthracene;9-(9,9-dimethylfluoren-3-yl)-10-phenylanthracene;9-(9,9-dimethylfluoren-4-yl)-10-phenylanthracene;7,7-dimethyl-5-(10-phenylanthracen-9-yl)benzo[c]fluorene;7,7-dimethyl-9-(10-phenylanthracen-9-yl)benzo[c]fluorene by IUPAC nomenclature, provide its molecular formula.
user
C187H136
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