You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Give me a molecule that satisfies the conditions outlined in the description: It has an effect on improved luminous efficiency.
user
c1ccc(-c2ccc(-c3nc(-c4ccc(-c5ccccn5)cc4)nc(-n4c5ccccc5c5c6c7ccccc7n7c8ccccc8nc7c6ccc54)n3)cc2)nc1
assistant