You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
(2S)-N-benzyl-2-[[(1S)-1-(3-fluorophenyl)-2-(3-methylbutanoyl)-3,4-dihydro-1H-isoquinolin-7-yl]oxy]butanamide The above is the IUPAC name of a molecule. Write its molecular formula.
user
C31H35FN2O3
assistant