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 2-[4-(1-aminoethyl)piperidin-1-yl]-1-(6,7-dihydro-4H-thieno[3,2-c]pyridin-5-yl)ethanone .
user
C16H25N3OS
assistant