InChI=1/C26H30N4O4/c1-3-6-22(24(31)29-33)26(27)13-14-30(25(26)32)19-9-11-20(12-10-19)34-16-18-15-17(2)28-23-8-5-4-7-21(18)23/h4-5,7-12,15,22,33H,3,6,13-14,16,27H2,1-2H3,(H,29,31)/p+1/t22-,26+/m1/s1/fC26H31N4O4/h27,29H/q+1 4BB2DD9B4DC6381B