InChI=1/C19H22N6O/c26-18-19(24-15-4-2-1-3-14(15)23-18)6-9-25(10-7-19)17-13-5-8-20-11-16(13)21-12-22-17/h1-4,12,20,24H,5-11H2,(H,23,26)/p+1/fC19H23N6O/h20,23H/q+1 31602F00644499D6