Using NCCc1ccccc1, NC(=O)c1cccc(-c2ccc(C=O)cn2)c1 to produce NC(=O)c1cccc(-c2ccc(CNCCc3ccccc3)cn2)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.