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What is the molecular formula of the compound with this IUPAC name [2-(2-methoxyethylamino)-2-oxoethyl] (E)-3-[5-chloro-1-[(2,4-dichlorophenyl)methyl]-3-methylpyrazol-4-yl]prop-2-enoate ?
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C19H20Cl3N3O4
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