You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
What is the molecular formula of the molecule identified by 2-(4-ethylcyclohexyl)-6-(3-fluoro-4-methylphenyl)-1,2,3,4,4a,5,6,7,8,8a-decahydronaphthalene ?
user
C25H37F
assistant