Myricetin 3-O-α-L-arabinopyranoside is a quercetin derivative and plant flavonoid with antioxidant, antibacterial and antiurease effects. Myricetin 3-O-α-L-arabinopyranoside inhibits A2E photooxidation-induced RPE cell death. Myricetin 3-O-α-L-arabinopyranoside is protective against retinal degeneration and protects against blue light (BL)-induced damage in RPE cells and mouse models.

Yadanzioside B

3,4 Dichloroisocoumarin is a granzyme, cathepsin G, and neutrolphil elastase inhibitor.