InChI=1/C18H16ClN3O2/c1-20-16(11-5-3-2-4-6-11)18(24)22-15-9-12-7-8-21-17(23)13(12)10-14(15)19/h2-10,16,20H,1H3,(H,21,23)(H,22,24)/t16-/m0/s1/f/h21-22H 73E1EB144DE3434D