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 based on this description: The molecule is a organic optoelectronic device and belongs to the phosphorescent class of molecules, with the characteristic of being electroluminescent.
user
Cc1cc(C)c(C)c(N2C3CN(Cc4ccccc43)C2C)c1
assistant