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: It belongs to both the organic electroluminescent and electroluminescent classes of molecules.
user
c1ccc(-c2nc(-c3ccccc3)nc(-n3c4ccccc4c4c(-c5c(-c6ccccc6)ccc6c5c5ccccc5n6-c5ccc6oc7ccccc7c6c5)cccc43)n2)cc1
assistant