Using C1CC2(CCN1)OCCO2, CC[C@H](C)[C@H](N)C(=O)N(Cc1ccccc1)C(=O)[C@@H]1CCCN1CC(=O)O to produce CC[C@H](C)[C@H](N)C(=O)N(Cc1ccccc1)C(=O)[C@@H]1CCCN1CC(=O)N1CCC2(CC1)OCCO2, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.