1,3,7-Trihydroxy-2,8-dimethoxy-xanthen-9-one 1,3,7-Trihydroxy-2,8-dimethoxyxanthone 1,3,7-trihydroxy-2,8-dimethoxy-9H-xanthen-9-one 9H-xanthen-9-one, 1,3,7-trihydroxy-2,8-dimethoxy- InChI=1/C15H12O7/c1-20-14-6(16)3-4-8-11(14)12(18)10-9(22-8)5-7(17)15(21-2)13(10)19/h3-5,16-17,19H,1-2H Securixanthone A