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 methyl (5E)-4-hydroxy-2-(2-methoxyphenyl)imino-5-[(1-methylpyrrol-2-yl)methylidene]thiophene-3-carboxylate into its molecular formula.
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C19H18N2O4S
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