Formula: C33H24O12 | Mol. Weight: 612.50 g/mol
IUPAC: 8-hydroxy-5,10-dimethoxy-3-methyl-3-[(E)-2-(1,3,5-trihydroxy-9-oxoxanthen-2-yl)ethenyl]-2H-[1,4]dioxino[2,3-c]xanthen-7-one
CC1(COC2=C3C(=CC(=C2O1)OC)C(=O)C4=C(C=C(C=C4O3)OC)O)C=CC5=C(C6=C(C=C5O)OC7=C(C6=O)C=CC=C7O)O