You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Based on the given information, generate a molecule that meets the desired specifications: It belongs to the anti bodydrug conjugate class of molecules.
user
COC(=O)CCCCC(O)NC(C)C(=O)NC(C)C(=O)NC1=CC(Br)CC(CBr)=C1
assistant