InChI=1/C16H11ClN2O3S/c17-12-4-2-1-3-10(12)8-19-14(20)11-6-5-9(15(21)22)7-13(11)18-16(19)23/h1-7,20H,8H2,(H,21,22)/p-2/fC16H9ClN2O3S/h20h/q-2 7AA6BF2554E99614