You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Can you give the molecular formula of the molecule (2S)-2-[[2-[N-(benzenesulfonyl)-2,5-dichloroanilino]acetyl]-(2-phenylethyl)amino]-N-[(2R)-butan-2-yl]butanamide ?
user
C30H35Cl2N3O4S
assistant