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: The molecule is electroluminescent and has effects on both low driving voltage and organic electroluminescence.
user
c1ccc2cc(-c3ccc(-c4c5ccccc5c(-c5ccc(-c6ccc(-c7ccc(-c8c9ccccc9c(-c9cccc%10sc%11cc%12ccccc%12cc%11c9%10)c9ccccc89)cc7)c7ccccc67)c6sc7cc8ccccc8cc7c56)c5ccccc45)cc3)ccc2c1
assistant