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 is a member of the electroluminescent class of molecules that affects both light emission and organic electroluminescence.
user
c1ccc(N2c3ccccc3C3(c4ccccc42)c2ccccc2N2c4ccccc4Sc4cccc3c42)cc1
assistant