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 and belongs to both the electroluminescent and electroluminescent device classes of molecules.
user
c1ccc(-c2nc(-c3ccccc3)nc(-c3ccc(-c4ccc5c(c4)c4sc6c7ccccc7nc(-c7ccccc7)c6c4n5-c4ccccc4)cc3)n2)cc1
assistant