Using COC(=O)c1ccnc(-c2ccc(C(F)(F)F)c(F)c2)c1 to produce COC(=O)C1CCNC(c2ccc(C(F)(F)F)c(F)c2)C1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.