InChI=1/C14H10BrN3O2S/c1-7-5-8(15)6-9-11(7)16-14(20)12(9)17-18-13(19)10-3-2-4-21-10/h2-6H,1H3,(H,18,19)(H,16,17,20)/f/h16,18H/b17-12- 2E6CD1B718227980