Using C1CN2CCC(CC2)N1, COc1ccc(C(=O)NCC(=O)O)cc1 to produce COc1ccc(C(=O)NCC(=O)N2CCN3CCC2CC3)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.