You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named 2-[4-[(9E)-7-(4,4-dimethylcyclohexyl)sulfanyl-9-hydroxyiminofluoren-2-yl]sulfanylpiperazin-1-yl]-5-fluorophenol by IUPAC nomenclature, provide its molecular formula.
user
C31H34FN3O2S2
assistant