InChI=1/C18H17ClN4O/c19-13-9-15(20-10-13)18(24)21-14-6-4-12(5-7-14)16-11-23-8-2-1-3-17(23)22-16/h4-7,9-11,20H,1-3,8H2,(H,21,24)/p+1/fC18H18ClN4O/h21-22H/q+1 93BFECDCF5D2BDF8