InChI=1/C16H10ClN3O/c17-11-7-5-10(6-8-11)13-9-15-18-16(21)12-3-1-2-4-14(12)20(15)19-13/h1-9H,(H,18,21)/p-1/fC16H9ClN3O/q-1 0B0816ECAF9329EE