
Keywords: Quercetin, 2-(3,4-dihydroxyphenyl)-3,5,7-trihydroxychromen-4-one (PubChem CID: 5280343); Apigenin, 5,7-dihydroxy-2-(4-hydroxyphenyl)chromen-4-one (PubChem CID: 5280443); 2-Phenyl-4H-pyrido[1,2-a]pyrimidin-4-one derivatives, 1-4 (Chart 1); 2,3-Diphenyl-4