InChI=1/C21H34N4O3/c1-5-22-20(26)17-7-6-16(4)19(13-17)24-21(27)23-14-18(12-15(2)3)25-8-10-28-11-9-25/h6-7,13,15,18H,5,8-12,14H2,1-4H3,(H,22,26)(H2,23,24,27)/t18-/m1/s1/f/h22-24H 64E9B5811F224B94