InChI=1/C17H14ClN3O2/c1-9-3-6-11(7-4-9)16(22)21-20-15-13-12(18)8-5-10(2)14(13)19-17(15)23/h3-8H,1-2H3,(H,21,22)(H,19,20,23)/f/h19,21H/b20-15- 9D7F6604F04FA6E5