InChI=1/C21H13Cl2N3O3/c22-15-2-1-3-16(23)19(15)20(27)13-6-9-18-25-17(11-26(18)10-13)24-14-7-4-12(5-8-14)21(28)29/h1-11,24H,(H,28,29)/p-1/fC21H12Cl2N3O3/q-1 0A635C56B55FC9F2