InChI=1/C21H19BrN2O3S/c1-28(26,27)24(20-14-8-6-12-18(20)22)15-21(25)23-19-13-7-5-11-17(19)16-9-3-2-4-10-16/h2-14H,15H2,1H3,(H,23,25)/f/h23H 79624DCEF094EF24