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 diode class of molecules.
user
c1ccc2cc(-c3cc(-c4ccc(-c5ccncc5)cc4)c4cc(-c5cc6ccccc6c6ccccc56)ccc4n3)ccc2c1
assistant