Using O=C1NC(=O)c2ccccc21, O=S(=O)(OCC(F)(F)COC1CCCCO1)C(F)(F)F to produce O=C1c2ccccc2C(=O)N1CC(F)(F)COC1CCCCO1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.