Using Cc1nc(-c2ccc(C(F)(F)F)cc2)ncc1CCl, CCOC(=O)Cn1ccc2cc(O)ccc21 to produce CCOC(=O)Cn1ccc2cc(OCc3cnc(-c4ccc(C(F)(F)F)cc4)nc3C)ccc21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.