Br2 s 2

Br2 s 2Br2 s 2Br2 s 2Br2 s 2Br2 s 2Br2 s 2Br2 s 2Br2 s 2Br2 s 2Br2 s 2Br2 s 2Br2 s 2Br2 s 2Br2 s 2Br2 s 2Br2 s 2Br2 s 2Br2 s 2Br2 s 2Br2 s 2Br2 s 2Br2 s 2Br2 s 2Br2 s 2Br2 s 2Br2 s 2Br2 s 2Br2 s 2Br2 s 2Br2 s 2Br2 s 2Br2 s 2Br2 s 2Br2 s 2Br2 s 2Br2 s 2Br2 s 2Br2 s 2Br2 s 2Br2 s 2Br2 s 2Br2 s 2Br2 s 2Br2 s 2Br2 s 2Br2 s 2Br2 s 2Br2 s 2