You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
4-(6,7-dihydro-4H-thieno[3,2-c]pyridin-5-yl)-N-(3-hydroxybutyl)-N-methyl-4-oxobutanamide The above is the IUPAC name of a molecule. Write its molecular formula.
user
C16H24N2O3S
assistant