Using O=C([O-])NC1CCC(CCN2CCN(c3nccc4c3CCO4)CC2)CC1 to produce N[C@H]1CC[C@H](CCN2CCN(c3nccc4c3CCO4)CC2)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.