Using O=C(O)CCc1ccc(O)cc1, N[C@H]1CC[C@H](c2ccccc2)CC1 to produce O=C(CCc1ccc(O)cc1)N[C@H]1CC[C@H](c2ccccc2)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.