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 (2R)-N-butyl-2-[[2-(3-chloro-2-methyl-N-(4-methylphenyl)sulfonylanilino)acetyl]-[(4-chlorophenyl)methyl]amino]-3-phenylpropanamide .
user
C36H39Cl2N3O4S
assistant