InChI=1/C20H20BrN3O2S/c1-4-26-15-8-6-14(7-9-15)22-20-23-19(25)18(27-20)12-13-5-10-17(24(2)3)16(21)11-13/h5-12H,4H2,1-3H3,(H,22,23,25)/p-1/b18-12-/fC20H19BrN3O2S/q-1 4B085B2AA246E76B