InChI=1/C21H34N4O3/c1-8-15(5)23-19(26)16-9-10-17(14(4)11-16)24-21(28)20(27)22-12-18(13(2)3)25(6)7/h9-11,13,15,18H,8,12H2,1-7H3,(H,22,27)(H,23,26)(H,24,28)/p+1/t15-,18+/m1/s1/fC21H35N4O3/h22-25H/q+1 6830D6E12F4900E7