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
N#Cc1cccc2c1sc1c(C#N)c3c(cc12)c1ccccc1n3-c1cccc(-n2c3ccccc3c3ccccc32)c1
assistant