IUPAC:2-{5-[(1S,3aR,4S,6aR)-4-(4-hydroxy-3-methoxyphenyl)-hexahydrofuro[3,4-c]furan-1-yl]-2-hydroxy-3-methoxyphenyl}-1-(4-hydroxy-3-methoxyphenyl)ethan-1-one
IUPAC:2-{5-[(1S,3aR,4S,6aR)-4-(4-hydroxy-3-methoxyphenyl)-hexahydrofuro[3,4-c]furan-1-yl]-2-hydroxy-3-methoxyphenyl}-1-(4-hydroxy-3-methoxyphenyl)ethan-1-one