You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Conceptualize a molecule that meets the specified attribute(s): The molecule is light-emitting.
user
CCCCC(C)(C)c1nnc(-c2ccc(C)c(-c3ccccc3)c2)n1-c1ccc(C)cc1
assistant