InChI=1/C21H28N6O4/c1-15-6-7-16(27(30)31)13-17(15)23-21(29)20(28)22-14-19(18-5-4-8-25(18)3)26-11-9-24(2)10-12-26/h4-8,13,19H,9-12,14H2,1-3H3,(H,22,28)(H,23,29)/p+1/t19-/m0/s1/fC21H29N6O4/h22-24H/q+1 7712E765E46F814A