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 that fulfills the requirement: The molecule is a organic electroluminescent element and is electroluminescent.
user
Cc1cc(-c2ccc(N(c3cccc(-c4ccccc4)c3)c3ccccc3-c3ccc4sc5ccccc5c4c3)c(C)c2)ccc1N(c1cccc(-c2ccccc2)c1)c1ccccc1-c1ccc2sc3ccccc3c2c1
assistant