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 organic light-emitting molecule has an effect on light emission.
user
CCc1nc2ccc(-c3c4ccccc4c(-c4ccccc4)c4ccccc34)c3c4ccccc4n1c23
assistant