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system
Name the molecular formula for the molecule established as N-[2-[(3R)-5-(2,4-dimethoxyphenyl)-3-(3,4-dimethoxyphenyl)-3,4-dihydropyrazol-2-yl]-2-oxoethyl]-2-methoxy-N-methylacetamide using the IUPAC nomenclature.
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C25H31N3O7
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