InChI=1/C20H18Cl2O2S/c1-25(23,24)15-5-2-13(3-6-15)16-11-20(8-9-20)12-17(16)14-4-7-18(21)19(22)10-14/h2-7,10H,8-9,11-12H2,1H3 57DCA7A57D9AEC6D