You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Come up with a molecule based on the description: The molecule is light-emitting and it impacts luminous efficiency.
user
c1ccc(N(c2ccc(-c3ccc(-n4c5ccccc5c5c6ccccc6ccc54)cc3)cc2)c2ccc3oc4ccccc4c3c2)cc1
assistant