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 impacts luminous efficiency.
user
c1ccc(-c2cccc(N(c3cccc(-c4ccccc4)c3)c3ccccc3-c3ccc(-c4ccc5c6ccccc6n(-c6ccccc6)c5c4)cc3)c2)cc1
assistant