InChI=1/C13H10BrN5O3S/c1-5-10(9-11(16-5)17-13(15)18-12(9)20)23-6-2-3-7(14)8(4-6)19(21)22/h2-4H,1H3,(H4,15,16,17,18,20)/f/h16-17H,15H2 547872F14C3D5252