InChI=1/C16H16ClN2O4S/c1-3-23-15-6-4-5-11(16(15)20)10-18-12-7-8-14(13(17)9-12)19-24(2,21)22/h4-10H,3H2,1-2H3,(H,18,20)/q-1/f/h20H 00370BDB3E7C95AC