1.14.20.6 20 - - 764382 1.14.20.6 23 - assay at 743435 1.14.20.6 25 - assay at 726524 1.14.20.6 30 - - 676671 1.14.20.6 30 - assay at 725927, 742549 1.14.20.6 35 - - 742512 1.14.20.6 37 - assay at 725178 1.14.20.6 37 - reaction with dihydroquercetin 655438