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 organic light-emitting device.
user
c1ccc(-c2cccc(-c3cccc4c(-c5ccccc5)nc5ccc(-c6ccc(-c7cc(-c8ccccn8)nc(-c8ccccn8)c7)cc6)cc5c34)c2)cc1
assistant