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 impacts electron transport.
user
c1cc(-c2nc(-c3cccc(-c4cc5cccnc5c5ncccc45)c3)nc(-c3ccc4oc5ccccc5c4c3)n2)cc(-c2cc3cccnc3c3ncccc23)c1
assistant