You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
It belongs to both the organic electroluminescent compound and electroluminescent classes of molecules and has effects on both electron transport and electroluminescent device. Use the above information to create a molecule.
user
c1ccc(-c2ccc(N(c3ccc(-c4ccccc4)cc3)c3ccc4c(-c5ccc(N(c6ccccc6)c6ccccc6)cc5)c5cc(N(c6ccc(-c7ccccc7)cc6)c6ccc(-c7ccccc7)cc6)ccc5c(-c5ccc(N(c6ccccc6)c6ccccc6)cc5)c4c3)cc2)cc1
assistant