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 electroluminescent and electroluminescent.
user
Cc1cccc(N(c2cccc(C(C)C)c2)c2c3ccccc3cc3ccc(C(C)(C)C)cc23)c1
assistant