InChI=1/C16H14ClN2O4S/c1-19-8-9-23-14-7-6-11(10-12(14)16(19)20)18-24(21,22)15-5-3-2-4-13(15)17/h2-7,10H,8-9H2,1H3/q-1 75FA9401C33E7979