You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named 4-[4-(4-butylcyclohexyl)cyclohexyl]-2-fluoro-1-methylbenzene;4-[4-(4-ethylcyclohexyl)cyclohexyl]-2-fluoro-1-methylbenzene;2-fluoro-1-methyl-4-[4-(4-pentylcyclohexyl)cyclohexyl]benzene;2-fluoro-1-methyl-4-[4-(4-propylcyclohexyl)cyclohexyl]benzene;methane by IUPAC nomenclature, provide its molecular formula.
user
C91H140F4
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