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 device and belongs to the electroluminescent class of molecules.
user
CC1(C)c2cc3[nH]c4ccccc4c3cc2-c2cc3c4ccccc4n(-c4cc5c6c(cccc6n4)Sc4ccccc4-5)c3cc21
assistant