InChI=1/C19H17NO4S2/c1-3-14(18(22)23)20-17(21)16(26-19(20)25)10-13-8-9-15(24-13)12-6-4-11(2)5-7-12/h4-10,14H,3H2,1-2H3,(H,22,23)/p-1/b16-10-/t14-/m1/s1/fC19H16NO4S2/q-1 6F1CC111246A1A0E