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: The molecule is a organic light-emitting device and belongs to the light-emitting class of molecules, impacting electron transport.
user
c1ccc(-c2cc(-n3c4ccccc4c4ccc5c6ccccc6n(-c6ccccc6)c5c43)cc3ccncc23)cc1
assistant