InChI=1/C25H17NO7/c1-13(33-25(30)14-6-9-20-21(10-14)32-12-31-20)24(29)26-15-7-8-18-19(11-15)23(28)17-5-3-2-4-16(17)22(18)27/h2-11,13H,12H2,1H3,(H,26,29)/t13-/m0/s1/f/h26H D025747F21EB95E9