InChI=1/C18H19ClN4/c1-22-8-10-23(11-9-22)18-14-4-2-3-5-15(14)20-16-7-6-13(19)12-17(16)21-18/h2-7,12,21H,8-11H2,1H3/p+2/fC18H21ClN4/h20,22H/q+2 71BF144C14C0C35A