You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
The electroluminescent molecule has an effect on organic electroluminescence. Use the above information to create a molecule.
user
c1ccc(-c2nc(-c3ccc(-c4ccc5ccccc5c4)cc3)nc(-c3ccc(-c4cc5c6ccccc6c6ccccc6c5c5ccccc45)cc3)n2)cc1
assistant