Using COc1c2c(c(N(C)S(C)(=O)=O)n(C)c1=O)CCN(Cc1ccc(F)c(Cl)c1)C2=O to produce CN(c1c2c(c(O)c(=O)n1C)C(=O)N(Cc1ccc(F)c(Cl)c1)CC2)S(C)(=O)=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.