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 a organic electroluminescent compound and belongs to both the electroluminescent and electroluminescent device classes of molecules.
user
CC1(C)c2ccccc2-c2cc(-c3c4ccccc4c(-c4cc(-c5ccccn5)cc(-c5ccccn5)c4)c4ccc(-c5cccc6ccccc56)cc34)ccc21
assistant