InChI=1S/C23H23ClN2O5S/c1-3-10-25-23-26(17-7-5-4-6-14(17)2)21(28)20(32-23)12-15-8-9-19(16(24)11-15)31-13-18(27)22(29)30/h4-9,11-12,18,27H,3,10,13H2,1-2H3,(H,29,30)/b20-12-,25-23-/t18-/m0/s1