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 based on this description: The molecule is a electroluminescent, electronic device, and organic electroluminescent compound.
user
CC1(C)c2ccc(-c3cccc4c(P(=O)(c5ccccc5)c5ccccc5)cccc34)cc2-c2cc3ccccc3cc21
assistant