InChI=1/C19H12Cl2N6OS/c20-14-5-1-12(16(21)9-14)4-8-18(28)24-19-23-17(10-29-19)13-2-6-15(7-3-13)27-11-22-25-26-27/h1-11H,(H,23,24,28)/b8-4+/f/h24H 4433BB820C44EE6B