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 both the electroluminescent and organic electroluminescent device classes of molecules.
user
c1ccc(-c2sc(-c3ccccc3)c3c2c2cccc4c5cc(-c6ccc7c(c6)c6cccc8c9c%10ccccc%10sc9n7c68)ccc5n3c42)cc1
assistant