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What is the molecular formula of the compound with this IUPAC name 2-[(3,4-dichlorophenyl)carbamoyl-prop-2-enylamino]-N-[2-(3,4-dimethoxyphenyl)ethyl]-N-[(3-methylthiophen-2-yl)methyl]acetamide ?
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C28H31Cl2N3O4S
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