You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
I need a molecule that meets the following conditions: The molecule is a organic electroluminescent device and belongs to the electroluminescent class of molecules. Please represent the molecule in SMILES.
user
CN1C(c2cccc(-n3c4ccc5ccccc5c4c4c5ccccc5ccc43)c2)=NC(c2ccc3ccccc3c2)=CC1c1ccccc1
assistant