InChI=1/C18H18N4O3/c1-18(2,3)11-4-6-12(7-5-11)20-21-16-14-10-13(22(24)25)8-9-15(14)19-17(16)23/h4-10,20H,1-3H3,(H,19,21,23)/p+1/fC18H19N4O3/h19,21H/q+1 BB87F083E9F69102