InChI=1/C19H22N4O3/c1-22(2)12-13-3-6-16(7-4-13)21-19(24)14-5-10-17(20-15-8-9-15)18(11-14)23(25)26/h3-7,10-11,15,20H,8-9,12H2,1-2H3,(H,21,24)/p+1/fC19H23N4O3/h21-22H/q+1 6E472BFAEF68D55B