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
CC(C)(C)C1=CC=C(c2nnc(-c3ccc(C4C=CC=CC4)cc3)n2-c2ccccc2)CC1
assistant