InChI=1/C21H34N4O3/c1-4-15(2)19(24-21(22)27)20(26)23-14-18(25-12-6-5-7-13-25)16-8-10-17(28-3)11-9-16/h8-11,15,18-19H,4-7,12-14H2,1-3H3,(H,23,26)(H3,22,24,27)/p+1/t15-,18-,19-/m0/s1/fC21H35N4O3/h23-25H,22H2/q+1 CD698A74B486C945