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 6-methyl-2-[(1-thiophen-2-ylsulfonylpiperidine-3-carbonyl)amino]-4,5,6,7-tetrahydro-1-benzothiophene-3-carboxylate .
user
C22H28N2O5S3
assistant