You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Based on the given information, generate a molecule that meets the desired specifications: The molecule is light-emitting.
user
c1ccc(-c2nc(-c3ccccc3)c3c(n2)C2(c4ccccc4-c4ccccc42)c2cc(-c4ccc(-c5ccc6ccccc6c5)cc4)ccc2-3)cc1
assistant