Using COc1ccc(CN2C(=O)[C@@H](Cl)[C@H]2[C@@H]2COC(C)(C)O2)c(OC)c1 to produce COc1ccc(CN2C(=O)C[C@H]2[C@@H]2COC(C)(C)O2)c(OC)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.