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 electroluminescent.
user
c1ccc(-c2nc(-c3ccccc3)nc(-c3cccc(-c4nc(-c5ccccc5)nc(-c5ccc6sc7ccccc7c6c5)n4)c3)n2)cc1
assistant