Using CCOC(=O)C(C)(C)Oc1ccc(C=O)cc1C, NCc1ccc(C(F)(F)F)cc1 to produce CCOC(=O)C(C)(C)Oc1ccc(CNCc2ccc(C(F)(F)F)cc2)cc1C, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.