InChI=1/C19H22N4O2/c1-11-7-12(2)18-13(19(25)21-14(18)8-11)9-17(24)22-16-10-20-15-5-3-4-6-23(15)16/h7-8,10,13H,3-6,9H2,1-2H3,(H,21,25)(H,22,24)/p+1/t13-/m1/s1/fC19H23N4O2/h20-22H/q+1 83950459A0010052