InChI=1/C26H24N2O3/c1-17-8-10-20(11-9-17)26(19-6-4-3-5-7-19)27-16-21-14-25(30)31-24-15-22(28-18(2)29)12-13-23(21)24/h3-15,26-27H,16H2,1-2H3,(H,28,29)/t26-/m0/s1/f/h28H 608F3AE67A95C043