Using COC(=O)[C@H](Cc1cn(C)c2ccccc12)NC(=O)C=Cc1ccccc1F to produce Cn1cc(C[C@H](NC(=O)C=Cc2ccccc2F)C(=O)O)c2ccccc21, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.