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 light-emitting.
user
c1ccc(-n2c3ccccc3c3ccc4c(c32)C(c2cc(-c3cccc(-c5ccc6ccccc6c5)c3)cc(-c3cccc(-c5ccc6ccccc6c5)c3)n2)c2ccccc2-4)cc1
assistant