You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Could you please return a molecule that adheres to this description? The molecule is organic light-emitting.
user
c1ccc2cc(-c3nc(-c4c(-n5c6ccccc6c6cc7ccccc7cc65)ccc5ccccc45)nc(-c4cccc5sc6ccccc6c45)n3)ccc2c1
assistant