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? It belongs to the organic electroluminescent, electroluminescent, and electronic device classes of molecules.
user
CC1(C)c2cc(-c3ccc4oc5c6ccccc6ccc5c4c3)ccc2-c2ccc(P(=O)(c3ccccc3)c3ccccc3)cc21
assistant