InChI=1/C16H13ClN2O/c1-10-6-7-13-15(20)12(9-18-16(13)19-10)8-11-4-2-3-5-14(11)17/h2-7,9H,8H2,1H3,(H,18,19,20)/f/h18H A736FFDB74FFBD37