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: It belongs to the organic light-emitting device class of molecules.
user
Fc1ccc2c(c1)c1c(N(c3ccccc3)c3cccc4c5cc(F)ccc5n(-c5ccccc5)c34)cccc1n2-c1ccccc1
assistant