Using O=C1CCC(Nc2ccc3[nH]ncc3c2)CC1, NCc1ccccc1 to produce c1ccc(CNC2CCC(Nc3ccc4[nH]ncc4c3)CC2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.