You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name [3-(aminomethyl)-4-methylpiperidin-1-yl]-(5,6,7,8-tetrahydro-4H-cyclohepta[b]thiophen-2-yl)methanone into its molecular formula.
user
C17H26N2OS
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