You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Build a molecule that meets the requirement: The molecule is a anti bodydrug conjugate that impacts cancer treatment.
user
CCC(C)C(C(CC(=O)N1CCCC1C(OC)C(C)C(=O)NC(C)Cc1ccccc1)OC)N(C)C(=O)C(NC(=O)C(C(C)C)N(C)C(=O)OCc1ccc(NC(=O)C(C)NC(=O)C(NC(=O)CCCCCN2C(=O)C(Br)=C(Br)C2=O)C(C)C)cc1)C(C)C
assistant