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 (2S)-2-[(3-bromophenyl)methyl-[2-(2-fluoro-N-(4-methylphenyl)sulfonylanilino)acetyl]amino]-N-methylpropanamide .
user
C26H27BrFN3O4S
assistant