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 5-O-[2-[4-(2-methoxy-2-oxoethoxy)phenyl]ethyl] 3-O-methyl 4-(2-chlorophenyl)-2,6-dimethyl-3,4-dihydropyridine-3,5-dicarboxylate into molecular formula.
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C27H28ClNO7
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