Using CCOC(=O)C1=C(c2ccccc2)c2ccc(OCCCc3ccccc3)cc2C1=NO to produce CCOC(=O)C1=C(c2ccccc2)c2ccc(OCCCc3ccccc3)cc2C1N, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.