1-(4-Hydroxyphenoxy)-2-hydroxy-3-(2-(1H-tetrazol-5-yl)-chromon-5-yloxy)propane 4H-1-Benzopyran-4-one, 5-(3-(4-hydroxyphenoxy)-2-hydroxyprooxy)-2-(1H-tetrazol-5-yl)- 5-(3-(4-Hydroxyphenoxy)-2-hydroxyprooxy)-2-(1H-tetrazol-5-yl)-4H-1-benzopyran-4-one DJ3100243