InChI=1S/C19H13ClN8O10S2/c20-17-23-18(21)25-19(24-17)22-11-6-9(39(33,34)35)3-7-4-13(40(36,37)38)15(16(30)14(7)11)27-26-10-5-8(28(31)32)1-2-12(10)29/h1-6,29-30H,(H,33,34,35)(H,36,37,38)(H3,21,22,23,24,25)/b27-26+