Using CC(=O)O, O=C(NCC(O)CN1CCc2ccccc2C1)c1cccc(C2CCCN2)c1 to produce CN1CCCC1c1cccc(C(=O)NCC(O)CN2CCc3ccccc3C2)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.