InChI=1/C20H14Cl2N2O3S2/c21-14-7-9-15(10-8-14)29(25,26)20-19(23-12-13-4-1-2-5-16(13)22)27-18(24-20)17-6-3-11-28-17/h1-11,23H,12H2 2770A9252B4A8A4D