Using CCCCCCCCCCCCNC(=O)c1ccc(C=O)cc1, Nc1ccc(C(F)(F)F)cc1 to produce CCCCCCCCCCCCNC(=O)c1ccc(CNc2ccc(C(F)(F)F)cc2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.