InChI=1/C20H14Cl3N2O3S/c1-12-7-9-14(10-8-12)29(27,28)25-20(13-5-3-2-4-6-13)24-16-11-15(21)19(26)18(23)17(16)22/h2-11H,1H3,(H-,24,25,26)/q-1/f/h26H 4C0C0D4169E31D5B