InChI=1/C14H11Cl2NO4S/c1-21-10-3-5-11(6-4-10)22(19,20)17-14(18)12-7-2-9(15)8-13(12)16/h2-8H,1H3,(H,17,18)/p-1/fC14H10Cl2NO4S/q-1 200F8F2662C0B804