Using COC(Cc1nc(C(=O)NCc2ccc(F)cc2)c(O)c(=O)n1C)OC to produce Cn1c(CC=O)nc(C(=O)NCc2ccc(F)cc2)c(O)c1=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.