You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Suppose there is a molecule that meets the following description: The molecule is a organic electroluminescent element and a electronic device, belonging to the electroluminescent class of molecules. Please write the SMILES representation of it.
user
c1ccc(-c2cccc(-c3nc(-c4ccc(-c5cccc6sc7ccccc7c56)cc4)nc(-c4cccc5c4-c4ccccc4C5(c4ccccc4)c4ccccc4)n3)c2)cc1
assistant