InChI=1/C20H21ClFN3O2S/c1-2-3-4-8-18(26)25-20(28)24-14-7-5-6-13(11-14)19(27)23-15-9-10-17(22)16(21)12-15/h5-7,9-12H,2-4,8H2,1H3,(H,23,27)(H2,24,25,26,28)/f/h23-25H C1999D2F77F7699F