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Name the molecular formula for the molecule established as 2-(3,4-dimethylphenyl)-9-(3-hydroxyphenyl)-6,6-dimethyl-4,5,7,9-tetrahydro-[1,2,4]triazolo[5,1-b]quinazolin-8-one using the IUPAC nomenclature.
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C25H26N4O2
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