InChI=1/C18H24N6O2/c25-17(23-13-15-5-3-7-19-11-15)21-9-1-2-10-22-18(26)24-14-16-6-4-8-20-12-16/h3-8,11-12H,1-2,9-10,13-14H2,(H2,21,23,25)(H2,22,24,26)/f/h21-24H 8FB876F4FB4A8A22