Using CC(C)(C)OC(=O)NCCCCO, COC(=O)c1ccc(F)cc1O to produce COC(=O)c1ccc(F)cc1OCCCCNC(=O)OC(C)(C)C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.