You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Can you give the molecular formula of the molecule N-[(3S)-1-[2-(4-fluorophenyl)ethyl]-5-oxopyrrolidin-3-yl]-3-(2-methylpropyl)-1,2-oxazole-5-carboxamide ?
user
C20H24FN3O3
assistant