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)-1-(5-chloro-2-methylanilino)-1-oxopropan-2-yl] 2-(4-methoxyphenyl)sulfanylacetate using the IUPAC nomenclature.
user
C19H20ClNO4S
assistant