InChI=1/C18H15ClN4O/c1-11-5-3-6-12(19)16(11)21-18-14-9-20-10-23(14)13-7-4-8-15(24-2)17(13)22-18/h3-10H,1-2H3,(H,21,22)/f/h21H DF94037A55B26E0F