InChI=1/C20H19Cl2NO3S/c1-25-15-4-2-3-5-16(15)27-17-8-6-14(19(21)20(17)22)7-9-18(24)23-10-12-26-13-11-23/h2-9H,10-13H2,1H3/b9-7+ 9BD962D2337B15F8