Using COC(=O)C[C@@H]1N=C(c2ccc(Cl)cc2)c2cc(OC)ccc2-n2c(C)nnc21 to produce COc1ccc2c(c1)C(c1ccc(Cl)cc1)=N[C@@H](CC(=O)O)c1nnc(C)n1-2, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.