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 organic light-emitting.
user
c1ccc(C2(c3ccccc3)c3cc(-c4ccncc4)ccc3-c3ccc(-c4cc5cc6ccccc6nc5c5ccccc45)cc32)cc1
assistant