You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Build a molecule that meets the requirement: The molecule is light-emitting.
user
c1ccc(-c2ccc(N(c3ccc(-c4ccccc4)cc3)c3ccc(-n4c5cccc6ccc7cccc4c7c65)cc3)cc2)cc1
assistant