You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Generate a molecule based on this description: The molecule is a organic electroluminescent material and belongs to the electroluminescent class of molecules.
user
c1ccc(-c2ccc(N(c3ccc4sc5ccccc5c4c3)c3cc(N(c4ccc(-c5ccccc5)cc4)c4ccc5sc6ccccc6c5c4)c(-c4ccccc4)cc3-c3ccccc3)cc2)cc1
assistant