You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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Convert the IUPAC name of a molecule ethyl 4-[[4-(4-chlorobenzoyl)piperazin-1-yl]methyl]-6-(3-methoxyphenyl)-3-methyl-2-oxo-1,6-dihydropyrimidine-5-carboxylate into molecular formula.
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C27H31ClN4O5
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