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: It is a member of the high luminous efficiency class of molecules that affects both luminous efficiency and low driving voltage, and also impacts improved driving voltage.
user
c1ccc(-c2nc(-n3c4ccc5oc6cccc7c8cccc9c8c8c(c4c5c67)c3ccc8n9-c3ccccc3)nc3ccccc23)cc1
assistant