You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Could you please return a molecule that adheres to this description? The molecule is a organic electroluminescent element and belongs to the electroluminescent class of molecules, known to have an effect on luminous efficiency and is characterized as organic electroluminescent.
user
N=C1C=CC(c2c3ccccc3c(-c3ccccc3)c3ccccc23)=CC1=NNc1ccc(-c2cncc3ccccc23)cc1
assistant