You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Give me a molecule that satisfies the conditions outlined in the description: The molecule is a organic light-emitting device that has an effect on electron transport.
user
c1ccc(-c2nc(-c3cccc(-c4cccc(-c5cc6cccnc6c6ccccc56)c4)c3)nc3ccccc23)cc1
assistant