1,3,8,10-Tetrahydroxy-6-methyl-4,5-bis-(3-methyl-but-2-enyl)-10H-anthracen-9-one 1,3,8,10-tetrahydroxy-6-methyl-4,5-bis(3-methylbut-2-en-1-yl)anthracen-9(10H)-one 9(10H)-anthracenone, 1,3,8,10-tetrahydroxy-6-methyl-4,5-bis(3-methyl-2-butenyl)- InChI=1/C25H28O5/c1-12(2)6-8-15-14(5)10-18(27)22-20(15)24(29)21-16(9-7-13(3)4)17(26)11-19(28)23(21)25(22)30/h6-7,10-11,24,26-29H,8-9H2,1-5H Kenganthranols A