You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name (2S)-N-[(2R)-butan-2-yl]-2-[[2-(4-methoxy-N-(4-methyl-3-nitrophenyl)sulfonylanilino)acetyl]-[(3-methylphenyl)methyl]amino]-3-phenylpropanamide into its molecular formula.
user
C37H42N4O7S
assistant