You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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For the molecule named 3-(5-chloro-2-hydroxyphenyl)-4-(3-methoxy-4-phenylmethoxyphenyl)-5-(3-propan-2-yloxypropyl)-1,4-dihydropyrrolo[3,4-c]pyrazol-6-one by IUPAC nomenclature, provide its molecular formula.
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C31H32ClN3O5
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