InChI=1/C15H13ClN4O2/c16-12-3-1-2-10(8-12)14-19-15(22-20-14)11-4-5-13(18-9-11)17-6-7-21/h1-5,8-9,21H,6-7H2,(H,17,18)/p+1/fC15H14ClN4O2/h17-18H/q+1 A8D923907AE9983C