InChI=1/C18H22N4O3/c23-13-14-6-9-21(10-7-14)12-15-3-1-4-16(11-15)20-18-17(22(24)25)5-2-8-19-18/h1-5,8,11,14,23H,6-7,9-10,12-13H2,(H,19,20)/p+1/fC18H23N4O3/h20-21H/q+1 C7CD918D6AE3E227