InChI=1/C17H22N4O2/c1-12(13-6-5-7-15(22)10-13)21(4)17(23)19-14-8-9-16(18-11-14)20(2)3/h5-12,22H,1-4H3,(H,19,23)/p+1/t12-/m1/s1/fC17H23N4O2/h18-19H/q+1 B25E4B178253DD1E