Using CCOC(=O)CN, CC(=O)CCC(=O)c1ccc(C(F)(F)F)cc1 to produce CCOC(=O)Cn1c(C)ccc1-c1ccc(C(F)(F)F)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.