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 electroluminescent device and belongs to the electroluminescent class of molecules.
user
FC(F)(F)c1ccccc1N(c1ccc2c(c1)C1(c3ccccc3-c3ccccc31)c1cc(N(c3ccccc3-c3ccccc3)c3ccccc3C(F)(F)F)c3ccccc3c1-2)c1ccccc1-c1ccccc1
assistant