Using O=C(Cc1ccc(OCC[C@@H]2C[C@@H]2C2CCN(C(=O)OCc3ccccc3)CC2)cc1F)N1CCC1 to produce O=C(Cc1ccc(OCC[C@@H]2C[C@@H]2C2CCNCC2)cc1F)N1CCC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.