1,3,8-trihydroxy-6-methoxy-anthraquinone 1,3,8-trihydroxy-6-methoxyanthra-9,10-quinone 9,10-anthracenedione, 1,3,8-trihydroxy-6-methoxy- InChI=1/C15H10O6/c1-21-7-4-9-13(11(18)5-7)15(20)12-8(14(9)19)2-6(16)3-10(12)17/h2-5,16-18H,1H Lunatin