You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
I need a molecule that meets the following conditions: The molecule is a phosphorescent emitter and belongs to the organic electroluminescent device, electroluminescent, and phosphorescent classes of molecules. Please represent the molecule in SMILES.
user
CC1(C)c2cc3c4ccccc4n(-c4ccc(-c5ccc(N(c6ccccc6)c6ccccc6)cc5)cc4)c3cc2C(C)(C)C1(C)C
assistant