has role is protonated form of has functional parent independent continuant quercetin 3',4',5-trihydroxy-3,7-dimethoxyflavone CHEBI:18010 A dimethoxyflavone that the 3,7-di-<em>O</em>-methyl derivative of quercetin. dimethoxyflavone metabolite trihydroxyflavone EC 1.3.1.22 [3-oxo-5alpha-steroid 4-dehydrogenase (NADP(+))] inhibitor 3',4',5-trihydroxy-3,7-dimethoxyflavone(1-)