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Can you give the molecular formula of the molecule (E)-3-[6-(4-chloro-3-nitrophenyl)-7,7a-dihydroimidazo[2,1-b][1,3]thiazol-5-yl]-1-(3,4-dimethoxyphenyl)prop-2-en-1-one ?
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C22H18ClN3O5S
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