Using CC(C)(C)OC(=O)NC1(C(=O)O)CC1, COC(=O)c1c(F)cccc1-c1ccc(C(C)(C)N)cc1 to produce COC(=O)c1c(F)cccc1-c1ccc(C(C)(C)NC(=O)C2(NC(=O)OC(C)(C)C)CC2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.