You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Generate a molecule based on this description: The molecule is a organic light-emitting diode.
user
N#CC1=CC(=O)C(c2ccccc2)c2cccc(-c3ccc(-n4c5ccccc5c5cc(-c6ccccc6)ccc54)cc3)c21
assistant