You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Provide the molecular formula for the IUPAC named substance N-[4-[3-[(2,4-difluorophenyl)methylamino]-3-oxopropyl]-1,3-thiazol-2-yl]-4-fluorobenzamide .
user
C20H16F3N3O2S
assistant