Using O=C1CN(C(=O)c2cccc(C(F)(F)F)c2Cl)CCN1, CC[O+](CC)CC to produce CCOC1=NCCN(C(=O)c2cccc(C(F)(F)F)c2Cl)C1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.