InChI=1/C18H22N4O2/c19-11-15-7-4-10-22(15)18(24)16-9-8-14(21-16)12-20-17(23)13-5-2-1-3-6-13/h1-3,5-6,14-16,21H,4,7-10,12H2,(H,20,23)/p+1/t14-,15+,16+/m1/s1/fC18H23N4O2/h20-21H/q+1 88DF552B5F886B99