Using Cc1c(CO)nc(Nc2ccc(F)cc2)nc1N1CCc2ccccc2C1C, CC(C)(C)OC(=O)NCC(=O)O to produce Cc1c(COC(=O)CNC(=O)OC(C)(C)C)nc(Nc2ccc(F)cc2)nc1N1CCc2ccccc2C1C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.