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Convert the IUPAC name of a molecule (6E)-5-imino-6-[[1-(3-methoxyphenyl)-2,5-dimethylpyrrol-3-yl]methylidene]-2-[(3-methylphenoxy)methyl]-[1,3,4]thiadiazolo[3,2-a]pyrimidin-7-one into molecular formula.
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C27H25N5O3S
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