InChI=1/C15H12ClN3O2/c16-13-6-5-10(8-18-13)15(21)19-11-4-2-1-3-9(11)7-12(19)14(17)20/h1-6,8,12H,7H2,(H2,17,20)/t12-/m0/s1/f/h17H2 3635965531BDDED9