InChI=1/C17H19ClN2O5S/c1-12(17(21)19-22)20(11-13-5-3-4-6-16(13)18)26(23,24)15-9-7-14(25-2)8-10-15/h3-10,12,22H,11H2,1-2H3,(H,19,21)/t12-/m1/s1/f/h19H 5B0DD1DE686BC5A1