InChI=1/C28H26N2O9/c31-16-8-6-14(7-9-16)26(35)30-18-13-29-10-2-5-22(18)38-27(36)15-11-20(33)24(21(34)12-15)25-23-17(28(37)39-25)3-1-4-19(23)32/h1,3-4,6-9,11-12,18,22,25,29,31-34H,2,5,10,13H2,(H,30,35)/p+1/t18-,22-,25+/m1/s1/fC28H27N2O9/h29-30H/q+1 74B14B83A57F7D76