Using C1CCOC1, CC(C)(C)OC(=O)NC(C(=O)O)c1cccc(C(F)(F)F)c1 to produce CN(C(=O)OC(C)(C)C)C(CO)c1cccc(C(F)(F)F)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.