You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name (1aS,7bS)-1a-[(4-fluorophenoxy)methyl]-3-[2-(4-methylpiperidin-1-yl)-2-oxoethyl]-1,7b-dihydrocyclopropa[c]quinolin-2-one into its molecular formula.
user
C25H27FN2O3
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