You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
What is the molecular formula of the molecule 4-(2-fluoro-N-methylsulfonylanilino)-N-[(4-methylphenyl)methyl]-N-[(2S)-1-oxo-3-phenyl-1-(propan-2-ylamino)propan-2-yl]butanamide ?
user