You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Could you please return a molecule that adheres to this description? It belongs to the anti biotic class of molecules.
user
COC1(Br)C(=O)N2C(C(=O)OC(c3ccccc3)c3ccccc3)=C(COC(C)=O)CSC21
assistant