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 methyl 3-[4-amino-5-[(2-methylphenyl)carbamoyl]-2-sulfanylidene-1,3-thiazol-3-yl]-4-methylbenzoate .
user
C20H19N3O3S2
assistant