You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Suppose there is a molecule that meets the following description: The molecule is phosphorescent. Please write the SMILES representation of it.
user
Cc1c(-c2ccc3sc4c(C)cccc4c3c2)cccc1-c1ccc2sc3c(C)cccc3c2c1
assistant