InChI=1/C20H17Cl2N3O2S/c1-3-12-25-17(13-8-5-4-6-9-13)18(24-20(26)27-2)28-19(25)23-15-11-7-10-14(21)16(15)22/h3-11H,1,12H2,2H3,(H,24,26)/p+1/fC20H18Cl2N3O2S/h23-24H/q+1 A72938E7D7F724AA