Using COC(=O)c1c(C(=O)O)cn(Cc2ccc(OC)cc2)c(=O)c1Cl to produce COC(=O)c1c(CO)cn(Cc2ccc(OC)cc2)c(=O)c1Cl, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.