InChI=1/C19H22N6O2/c26-17(15-2-1-3-16(7-15)25-11-20-23-24-25)21-22-18(27)19-8-12-4-13(9-19)6-14(5-12)10-19/h1-3,7,11-14H,4-6,8-10H2,(H,21,26)(H,22,27)/f/h21-22H D297FC29FB084E18