You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named 6-methyl-N-[(1-methylcyclopentyl)-(3-methylphenyl)methyl]-5-(trifluoromethyl)-4H-azepine-7-carboxamide by IUPAC nomenclature, provide its molecular formula.
user
C23H27F3N2O
assistant