You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
I need a molecule that meets the following conditions: It belongs to the anti biotic class of molecules. Please represent the molecule in SMILES.
user
O=C(OCCBr)C1=C(C(=O)OC(c2ccccc2)c2ccccc2)N2C(=O)C(C(=O)Cc3cccs3)C2SC1
assistant