Using O=C1NC(=O)c2ccccc21, COC(=O)C(C)C(C(F)(F)F)C1(C(C)O)SCCCS1 to produce COC(=O)C(C)C(C(F)(F)F)C1(C(C)N2C(=O)c3ccccc3C2=O)SCCCS1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.