InChI=1/C19H29N5O2/c1-4-5-8-15(24-19(20)26)18(25)23-16(11-12(2)3)17-21-13-9-6-7-10-14(13)22-17/h6-7,9-10,12,15-16H,4-5,8,11H2,1-3H3,(H,21,22)(H,23,25)(H3,20,24,26)/t15-,16-/m0/s1/f/h21,23-24H,20H2 FB9ECF72FCBB0897