InChI=1/C16H14ClN3O/c17-12-2-1-3-13-15(12)20(10-5-6-10)16(19-13)11-7-4-9(18)8-14(11)21/h1-4,7-8,10,21H,5-6,18H2/f/h21h,19H 6EB2995E86621A8F