You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Give me a molecule that satisfies the conditions outlined in the description: The molecule is light-emitting.
user
CCn1c2c(-c3ccccc3)cc3cccc4c3c2-c2c3c(cccc31)cc(-c1ccccc1)c2n4CC
assistant