InChI=1/C18H18N4O/c19-17(23)13-3-1-4-15-16(13)22-18(21-15)12-8-6-11(7-9-12)14-5-2-10-20-14/h1,3-4,6-9,14,20H,2,5,10H2,(H2,19,23)(H,21,22)/p+1/t14-/m1/s1/fC18H19N4O/h20-21H,19H2/q+1 43F87F802AFAE8A9