You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named 2-[6-(diisocyanomethylidene)-7-methyl-4,8-bis[2,3,5,6-tetrafluoro-4-(trifluoromethyl)phenyl]-3-(trifluoromethylsulfanyl)-1,5-dihydro-s-indacen-2-ylidene]propanedinitrile by IUPAC nomenclature, provide its molecular formula.
user
C34H7F17N4S
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