You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Name the molecular formula for the molecule established as (2S)-2-[(2-benzylsulfanylacetyl)-[(4-chlorophenyl)methyl]amino]-N-propan-2-ylbutanamide using the IUPAC nomenclature.
user
C23H29ClN2O2S
assistant