You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Based on the given information, generate a molecule that meets the desired specifications: The molecule is a organic electroluminescent device and belongs to the high luminous efficiency class of molecules, with the characteristic of being electroluminescent.
user
c1ccc(-c2cccc(-n3c4ccccc4c4cc(-c5ccc(-c6ccccc6Nc6ccc7c(c6)sc6ccccc67)cc5)ccc43)c2)cc1
assistant