InChI=1/C19H14ClN3O/c1-11-9-16(23-22-11)18-17(12-5-3-2-4-6-12)14-10-13(20)7-8-15(14)21-19(18)24/h2-10H,1H3,(H,21,24)(H,22,23)/f/h21,23H 6302F1BE20E1C566