Using O=C(OCc1ccccc1)N1CCC2(CC1)CCN([C@H]1CC[C@@H](O)CC1)C2=O to produce O=C1N([C@H]2CC[C@@H](O)CC2)CCC12CCNCC2, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.