InChI=1/C18H14BrN5O4S/c19-13-4-6-14(7-5-13)23-9-8-20-18(23)29-11-16(25)21-22-17(26)12-2-1-3-15(10-12)24(27)28/h1-10H,11H2,(H,21,25)(H,22,26)/f/h21-22H 3DC956E23CF01619