InChI=1/C19H24N4O2/c24-12-11-22-9-7-15(8-10-22)20-19-21-17-5-1-2-6-18(17)23(19)14-16-4-3-13-25-16/h1-6,13,15,24H,7-12,14H2,(H,20,21)/p+1/fC19H25N4O2/h20,22H/q+1 DA4AFB797C2BEF68