Using CCOC(=O)c1cccc2nc(Cl)n(Cc3ccc(-c4ccccc4C#N)cc3)c12, CC[O-] to produce CCOC(=O)c1cccc2nc(OCC)n(Cc3ccc(-c4ccccc4C#N)cc3)c12, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.