You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
The molecule is a organic electroluminescent device and belongs to the electroluminescent class of molecules. Use the above information to create a molecule.
user
Fc1ccc(N(c2ccccc2)c2ccc3c(c2)sc2ccc4ccccc4c23)cc1
assistant