InChI=1/C21H34N4O3/c1-14(2)23-20(26)19-8-7-18(11-15(19)3)24-21(27)22-9-6-10-25-12-16(4)28-17(5)13-25/h7-8,11,14,16-17H,6,9-10,12-13H2,1-5H3,(H,23,26)(H2,22,24,27)/t16-,17-/m1/s1/f/h22-24H 14DDD4B156E5D40E