InChI=1/C20H17Cl2NO3S/c21-16-3-5-19(17(22)12-16)27-18-4-1-14(11-15(18)13-24)2-6-20(25)23-7-9-26-10-8-23/h1-6,11-13H,7-10H2/b6-2+ B6BC2E6EC3D71643