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 light-emitting device and belongs to the electroluminescent class of molecules, known to have an effect on electroluminescent device. Please write the SMILES representation of it.
user
c1ccc(-c2nc(-n3c4cc(-c5ccccc5)c5ccccc5c4c4c5c6ccccc6n(-c6ccccc6)c5ccc43)nc3ccccc23)cc1
assistant