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What is the molecular formula of the compound with this IUPAC name 5-(2,4-dimethoxyphenyl)-3-[[(4S)-4-ethyl-6,7-dihydro-4H-thieno[3,2-c]pyridin-5-yl]methyl]-1,3,4-oxadiazole-2-thione ?
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C20H23N3O3S2
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