You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Please write the molecular formula of the molecule methyl 4-[4-[2-[[3,5-diethoxy-4-(4-fluorophenyl)phenyl]methylamino]ethyl]-4-ethyl-2-oxopyrrolidin-1-yl]-2-fluorobenzoate .
user
C33H38F2N2O5
assistant