You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Can you create a molecule that matches the given characteristics? The molecule is a organic electroluminescent device and is electroluminescent.
user
Cc1ccc2ccc3c(-c4cccc(-c5ccc(-c6cc(-c7ccc(-c8ccccc8)cc7)nc(-c7ccccc7)n6)cc5)c4)cc(-c4ccccc4)nc3c2n1
assistant