You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
This molecule is a member of the high luminous efficiency class and influences low driving voltage. Use the above information to create a molecule.
user
c1ccc2cc(-c3ccc(-n4c5ccccc5c5c6c7ccccc7n(-c7ccc(-c8cccc9c8sc8ccccc89)cc7)c6ccc54)cc3)ccc2c1
assistant