You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Based on the given information, generate a molecule that meets the desired specifications: It has effects on both luminous efficiency and low driving voltage.
user
CC1(C)C2C=CC1c1c2cc(-c2cccc3c2oc2ccccc23)c2[nH]c3ccccc3c12
assistant