InChI=1/C16H16ClN3O/c1-9(2)20-15-12(17)4-3-5-13(15)19-16(20)11-7-6-10(18)8-14(11)21/h3-9,21H,18H2,1-2H3/f/h21h,19H 9944E37D2BAD38F9