InChI=1/C13H16ClNO5S/c1-20-11-4-2-3-10(11)15-21(18,19)12-7-8(13(16)17)5-6-9(12)14/h5-7,10-11,15H,2-4H2,1H3,(H,16,17)/p-1/t10-,11-/m1/s1/fC13H15ClNO5S/q-1 5684963F3D1B9676