Using COC(=O)CN1C(=O)C2(COCCOC2)NC[C@H]1c1cc(F)cc(F)c1, O=C([O-])[O-] to produce COC(=O)CN1C(=O)C2(COCCOC2)N(C)C[C@H]1c1cc(F)cc(F)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.