InChI=1/C19H29N5O2/c25-17(14-22-19(26)21-13-15-7-2-3-8-15)23-16-9-6-10-20-18(16)24-11-4-1-5-12-24/h6,9-10,15H,1-5,7-8,11-14H2,(H,23,25)(H2,21,22,26)/f/h21-23H 68D744CB2E7F9ECF