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: The molecule is a member of the high luminous efficiency, light-emitting, and organic electroluminescent classes and has an effect on organic electroluminescence, while being electroluminescent.
user
c1cc(-c2c3ccccc3c(-c3ccc4ccccc4c3)c3ccccc23)cc(-c2cccc3oc4ccc5ccccc5c4c23)c1
assistant