You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name 2-[(3-bromophenyl)methyl-[2-(2-methyl-N-(4-methylphenyl)sulfonylanilino)acetyl]amino]-N-methylpropanamide into its molecular formula.
user
C27H30BrN3O4S
assistant