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: It belongs to the organic light-emitting device class of molecules.
user
N#Cc1ccc2c(c1)c1cc(C#N)ccc1n2-c1ccccc1-c1ncccc1C#N
assistant