InChI=1/C15H14ClN3O/c1-9-3-6-13-12(7-9)18-15(17)19(13)14-8-10(20-2)4-5-11(14)16/h3-8H,1-2H3,(H2,17,18)/p+1/fC15H15ClN3O/h18H,17H2/q+1 A463E6ACF3B249F4