InChI=1/C19H13ClN2O/c20-13-8-9-15-14(11-13)17(12-5-2-1-3-6-12)18(19(23)22-15)16-7-4-10-21-16/h1-11,21H,(H,22,23)/f/h22H EABEB769844F77C7