You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
When heated to decomp it emits highly toxic fumes of nitrogen oxides, hydrogen cyanide and hydrogen bromide. The molecule has Odorless when pure. Use the above information to create a molecule.
user
N#Cc1cc(Br)c(O)c(Br)c1
assistant