You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Come up with a molecule based on the description: The molecule is anti bodydrug conjugate.
user
CC(=O)OCC1OC(Oc2cc3c(c4ccccc24)C(CCl)CN3C(=O)C=Cc2ccc(C=CC(=O)N3CC(CCl)c4c3cc(OC3OC(COC(C)=O)C(OC(C)=O)C(OC(C)=O)C3OC(C)=O)c3ccccc43)c(NC(=O)CCOCCOCCOCCOCCOCCOCCOCCN)c2)C(OC(C)=O)C(OC(C)=O)C1OC(C)=O
assistant