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 ethyl 2-[2-[2-[(3-carbamoyl-6-methyl-4,5,6,7-tetrahydro-1-benzothiophen-2-yl)amino]-2-oxoethyl]sulfanyl-1,3-thiazol-4-yl]acetate .
user
C19H23N3O4S3
assistant