Using CCCCOC(=O)/C=C/c1cc(=O)n(Cc2ccc(OC)cc2)nc1OCc1ccc(OC)cc1 to produce CCCCOC(=O)CCc1cc(=O)n(Cc2ccc(OC)cc2)[nH]c1=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.