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 microbial and belongs to the anti biotic class of molecules.
user
O=[N+]([O-])c1ccc2nc(C3CCCN3)[nH]c2c1
assistant