You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Build a molecule that meets the requirement: The molecule is a organic electroluminescent material and belongs to the electronic device class of molecules, impacting luminous efficiency and is characterized as electroluminescent.
user
Nc1ccccc1-c1ccccc1-c1ccc(-c2ccccc2)cc1
assistant