InChI=1/C19H24N6O2/c1-19(2)13(12-22-17(26)23-14-3-7-20-8-4-14)11-16(19)25-18(27)24-15-5-9-21-10-6-15/h3-10,13,16H,11-12H2,1-2H3,(H2,20,22,23,26)(H2,21,24,25,27)/t13-,16-/m0/s1/f/h22-25H 51867164CDBD0FD0