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 N-(2-cyanoethyl)-N-(4-ethoxyphenyl)-2-(4-ethyl-6,7-dihydro-4H-thieno[3,2-c]pyridin-5-yl)acetamide using the IUPAC nomenclature.
user
C22H27N3O2S
assistant