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What is the molecular formula of the molecule identified by 3-buta-1,3-dienyl-4-methyl-8-[5-(4-methyl-1H-pyrrol-2-yl)-1,2,4-oxadiazol-3-yl]-1,7,8,9,10,10a-hexahydropyrido[2,1-c][1,4]thiazepin-5-one ?
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C21H24N4O2S
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