You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule N-[2-[(4S)-4-[(4-methylphenoxy)methyl]-6,7-dihydro-4H-thieno[3,2-c]pyridin-5-yl]-2-oxoethyl]-N-propylacetamide into molecular formula.
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C22H28N2O3S
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