InChI=1/C11H8ClNO4S2/c12-7-1-3-8(4-2-7)19(16,17)13-9-5-6-18-10(9)11(14)15/h1-6,13H,(H,14,15)/p-1/fC11H7ClNO4S2/q-1 BDD714ADF349184C