InChI=1/C19H26N6O3/c1-13-22-17(28-24-13)6-5-9-21-19(27)23-15-12-14(18(20)26)7-8-16(15)25-10-3-2-4-11-25/h7-8,12H,2-6,9-11H2,1H3,(H2,20,26)(H2,21,23,27)/f/h21,23H,20H2 990EB7B8C7F88A30