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 bodydrug conjugate class of molecules. Please represent the molecule in SMILES.
user
COC1OC(C(=O)O)C(O)C(O)C1NC(=O)OCc1ccccc1
assistant