CAS No 120722-04-5 , 11H,13H-Oxireno[d]pyrano[4',3':3,3a]isobenzofuro[5,4-f][2]benzopyran-4,6,13(2H,5aH)-trione,8-(3-furanyl)-4a,8,8a,9,10,10a,14,14a-octahydro-3,9-dihydroxy-2,2,4a,8a-tetramethyl-,[4aR-(4aa,4bR*,5ab,8b,8ab,9b,10ab,10bR*,14ab)]- (9CI)