You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Build a molecule that meets the requirement: The molecule is a organic electroluminescent material and belongs to the electroluminescent class of molecules.
user
c1ccc(-n2c3ccccc3c3c4ncccc4c4c5ccccc5n(-c5ccc6sc7ccccc7c6c5)c4c32)cc1
assistant