You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Could you please return a molecule that adheres to this description? The molecule is a organic electroluminescent element and belongs to the light-emitting, organic electroluminescent, and electroluminescent classes of molecules.
user
Fc1cccc2c3cc(N(c4ccccc4)c4ccc5ccccc5c4)ccc3c3cc4c(cc3c12)c1ccc(N(c2ccccc2)c2ccc3ccccc3c2)cc1c1cccc(F)c14
assistant