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system
Name the molecular formula for the molecule established as N-[2-[(4S)-4-[(2,4-dimethylphenoxy)methyl]-6,7-dihydro-4H-thieno[3,2-c]pyridin-5-yl]-2-oxoethyl]-4-methyl-N-[(2R)-2-methylbutyl]benzamide using the IUPAC nomenclature.
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C31H38N2O3S
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