Using COC(=O)c1c(C(F)F)nc(C(F)(F)F)c(C=O)c1CC(C)C, O=Cc1ccccn1 to produce COC(=O)c1c(C(F)F)nc(C(F)(F)F)c(C(O)C(C)C)c1CC(C)C, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.