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 a prostaglandin inhibitor. Please write the SMILES representation of it.
user
Cn1nc(-c2ccc3c(=O)[nH]ncc3c2)c2ccc(C(=O)N3CCC(F)(F)CC3)cc21
assistant