InChI=1/C14H14ClN3O2/c1-14(2)7-8-4-3-5-9(12(8)20-14)19-11-6-10(15)17-13(16)18-11/h3-6H,7H2,1-2H3,(H2,16,17,18)/f/h16H2 0131E014B3B8B278