You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
I give you a description of a molecule, and you need to return one molecule in SMILES that meets the description. The description: The molecule is a organic light-emitting device.
user
c1ccc(N2c3ccccc3B(c3ccc4sc5ccccc5c4c3)c3ccccc32)cc1
assistant