IUPAC:[5,5'-bis(acetyloxy)-10'a-[(acetyloxy)methyl]-1,1',8,8'-tetrahydroxy-6,6'-dimethyl-9,9'-dioxo-5H,5'H,6H,6'H,7H,7'H,9H,9'H,10aH,10'aH-[4,4'-bixanthen]-10a-yl]methyl acetate
IUPAC:[5,5'-bis(acetyloxy)-10'a-[(acetyloxy)methyl]-1,1',8,8'-tetrahydroxy-6,6'-dimethyl-9,9'-dioxo-5H,5'H,6H,6'H,7H,7'H,9H,9'H,10aH,10'aH-[4,4'-bixanthen]-10a-yl]methyl acetate