You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Could you please return a molecule that adheres to this description? The molecule is a electroluminescent, electroluminescent device, and organic light-emitting compound.
user
c1ccc(-c2c3ccccc3nc3c2ccc2ccc(-c4ccc(-c5ccc6cc(-c7ccc8ccccc8c7)ccc6c5)cc4)nc23)cc1
assistant