InChI=1/C12H10ClNO4S/c1-2-18-8-4-6(3-7(13)10(8)15)5-9-11(16)14-12(17)19-9/h3-5,15H,2H2,1H3,(H,14,16,17)/b9-5+/f/h14H BDE8D72F8143BCBF