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-[(3,4-dichlorophenyl)methyl-[2-(N-(4-fluorophenyl)sulfonyl-4-methylanilino)acetyl]amino]butanamide .
user
C30H34Cl2FN3O4S
assistant