InChI=1/C16H20Cl2N2O2S/c1-10(2)16-20-11(9-23-16)6-19-7-12(21)8-22-14-5-3-4-13(17)15(14)18/h3-5,9-10,12,19,21H,6-8H2,1-2H3/p+1/t12-/m1/s1/fC16H21Cl2N2O2S/h19H/q+1 2547052FCE25B843