You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
I give you a description of a molecule, and you need to return one molecule in SMILES that meets the description. The description: The molecule is a mmp13 inhibitor.
user
CCn1c(=O)n(Cc2cccc(F)c2)c(=O)c2cc(C(=O)OC)ccc21
assistant