InChI=1/C21H26N4O4/c1-24(2)17(18-8-5-11-29-18)13-22-20(27)21(28)23-16-7-3-6-15(12-16)14-25-10-4-9-19(25)26/h3,5-8,11-12,17H,4,9-10,13-14H2,1-2H3,(H,22,27)(H,23,28)/p+1/t17-/m1/s1/fC21H27N4O4/h22-24H/q+1 4F40FE983C97AF19