Using C[C@H]1COCCN1c1nc(-c2ccc(Nc3cccc(OCc4ccccc4)n3)cc2)nc2c1CCN(C=O)C2 to produce C[C@H]1COCCN1c1nc(-c2ccc(Nc3cccc(=O)[nH]3)cc2)nc2c1CCN(C=O)C2, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.