InChI=1/C18H19ClN4O3/c1-23(9-11-7-12(19)3-6-16(11)26-2)10-17(24)20-13-4-5-14-15(8-13)22-18(25)21-14/h3-8H,9-10H2,1-2H3,(H,20,24)(H2,21,22,25)/p+1/fC18H20ClN4O3/h20-23H/q+1 AC4A49DFB5F90B6A