You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named 3-(7,10-dinaphthalen-2-ylfluoranthen-3-yl)-7,12-dinaphthalen-2-ylbenzo[k]fluoranthene;3-(7,10-diphenylfluoranthen-3-yl)-7,9,10,12-tetraphenylbenzo[k]fluoranthene;3-fluoranthen-3-yl-9,10-diphenylbenzo[k]fluoranthene;7-naphthalen-1-yl-3-(7-naphthalen-1-yl-10-phenylfluoranthen-3-yl)-12-phenylbenzo[k]fluoranthene by IUPAC nomenclature, provide its molecular formula.
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C264H156
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