You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
The molecule is a anti bacterial. Use the above information to create a molecule.
user
COC1(NC(=O)COc2ccccc2)C(=O)N2C(C(=O)OCOC(=O)C(C)(C)C)=C(C)C(=O)SC21
assistant