InChI=1/C18H19ClN4/c1-22-8-10-23(11-9-22)18-14-12-13(19)6-7-15(14)20-16-4-2-3-5-17(16)21-18/h2-7,12,20H,8-11H2,1H3/p+1/fC18H20ClN4/h22H/q+1 EFA4C9CE6AA2E946