11-acetoxy-6,12,14-trihydroxy-abieta-5,8,11,13-tetraen-7-one 6,12,14-trihydroxy-7-oxoabieta-5,8,11,13-tetraen-11-yl acetate 9(1H)-phenanthrenone, 5-(acetyloxy)-2,3,4,4a-tetrahydro-6,8,10-trihydroxy-1,1,4a-trimethyl-7-(1-methylethyl)-, (4aS)- Acetic acid 1,3,9-trihydroxy-2-isopropyl-4b,8,8-trimethyl-10-oxo-4b,5,6,7,8,10-hexahydro-phenanthren-4-yl ester Coleon U 11-acetate InChI=1/C22H28O6/c1-10(2)12-15(24)13-14(19(17(12)26)28-11(3)23)22(6)9-7-8-21(4,5)20(22)18(27)16(13)25/h10,24,26-27H,7-9H2,1-6H3/t22-/m1/s