You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
I give you a description of a molecule, and you need to return one molecule in SMILES that meets the description. The description: The molecule is a organic electroluminescent element and belongs to the luminescent class of molecules, with the characteristic of being electroluminescent.
user
N#Cc1cc(Br)ccc1NC(=O)c1cccc(Br)c1
assistant