Using CC1(NC(=O)N2CCn3nc(-c4ccc(F)c(Cl)c4)c(C(N)=O)c3C2)CC(OCc2ccccc2)C1 to produce CC1(NC(=O)N2CCn3nc(-c4ccc(F)c(Cl)c4)c(C(N)=O)c3C2)CC(O)C1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.