You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Provide the molecular formula for the IUPAC named substance (2R)-N-butyl-2-[(3-chlorophenyl)methyl-[2-(N-methylsulfonyl-4-propan-2-ylanilino)acetyl]amino]-3-phenylpropanamide .
user
C32H40ClN3O4S
assistant