InChI=1/C20H20ClN3O4S/c21-15-10-16-14(9-17(15)24(26)27)19(28-7-4-13-3-1-2-6-22-13)18(20(25)23-16)12-5-8-29-11-12/h5,8-11,13,22H,1-4,6-7H2,(H,23,25)/p+1/t13-/m0/s1/fC20H21ClN3O4S/h22-23H/q+1 034F3ADDF9F2D979