InChI=1/C18H17ClN4O2/c1-12-16(21-18(25)20-14-10-8-13(19)9-11-14)17(24)23(22(12)2)15-6-4-3-5-7-15/h3-11H,1-2H3,(H2,20,21,25)/f/h21,25H 850C511CA4120231