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: This molecule is a member of the high luminous efficiency class and influences low driving voltage.
user
c1ccc(-c2ccc3c(c2)c2c(ccc4c5ccccc5n(-c5ccc(-c6cccc7c6oc6ccccc67)cc5)c42)n3-c2ccccc2)cc1
assistant