Using O=Cc1ccccc1, CCOC(=O)Cc1ccc2[nH]cc(CCN)c2c1 to produce CCOC(=O)Cc1ccc2[nH]cc(CCNCc3ccccc3)c2c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.