Using COC(=O)c1ccc(C=CCC2CCCCC(=O)N2)o1, C[O+](C)C to produce COC(=O)c1ccc(C=CCC2CCCCC(OC)=N2)o1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.