You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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Translate the chemical IUPAC name 3-O-(2-ethoxyethyl) 6-O-methyl (4S,6R,7S)-2,7-dimethyl-4-(4-methylphenyl)-5-oxo-4,6,7,8-tetrahydro-1H-quinoline-3,6-dicarboxylate into its molecular formula.
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C25H31NO6
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