InChI=1/C15H13ClN2O5S/c16-11-7-6-10(8-12(11)24(17,22)23)14(19)18-13(15(20)21)9-4-2-1-3-5-9/h1-8,13H,(H,18,19)(H,20,21)(H2,17,22,23)/p-1/t13-/m1/s1/fC15H12ClN2O5S/h18H,17H2/q-1 1BEF4FE641FA259C