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 anti bacterial.
user
CC(O)C1C(=O)N2C(C(=O)O)=C(SC3CNC(C=CCN)C3)CC12
assistant