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What is the molecular formula of the molecule identified by ethyl 2-[9-chloro-4-(3,4-dimethoxyphenyl)-7-(trifluoromethyl)-3,4-dihydro-2H-pyrido[1,2-a]pyrimidin-2-yl]cyclopropane-1-carboxylate ?
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C23H24ClF3N2O4
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