You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Conceptualize a molecule that meets the specified attribute(s): The molecule is a organic electroluminescent device and is both phosphorescent and belongs to the electroluminescent and fluorescent classes of molecules.
user
Cc1cccc(-c2ccc3c(C4CCCCC4)cccc3n2)c1
assistant