InChI=1/C10H7ClN2O4S2/c11-6-1-3-7(4-2-6)19(16,17)13-10-12-8(5-18-10)9(14)15/h1-5H,(H2,12,13,14,15)/p-2/fC10H5ClN2O4S2/q-2 3F6A7E2490BBF4E8