You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Come up with a molecule based on the description: It impacts both improved driving voltage and luminous efficiency.
user
c1ccc(C2=Nc3ccc(-n4c5ccccc5c5cc6c7c8ccccc8ccc7n(-c7ccccc7)c6cc54)cc3NC2c2ccccc2)cc1
assistant