InChI=1/C13H12N2O4S4/c1-20-11-6-21-13(14-11)22-10-4-8-7(5-19-12(8)16)3-9(10)15-23(2,17)18/h3-4,6H,5H2,1-2H3,(H,15,16)/p-1/fC13H11N2O4S4/q-1 4BB7A8159C6684A6