You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Generate a molecule that fulfills the requirement: The molecule is a organic light-emitting device.
user
C1=c2oc3ccc(-c4ccc(-c5ccccc5)cc4)cc3c2=C(c2nc(-c3ccccc3)nc(-c3cccc4c3sc3ccccc34)n2)CC1
assistant