InChI=1/C20H24N2O4S2/c23-17(21-12-6-2-5-11-18(24)25)10-7-13-22-19(26)16(28-20(22)27)14-15-8-3-1-4-9-15/h1,3-4,8-9,14H,2,5-7,10-13H2,(H,21,23)(H,24,25)/p-1/b16-14-/fC20H23N2O4S2/h21H/q-1 0B2B8042E52E0900