Using CCC[C@@](C)(CO)NC(=O)[C@H](CC(F)(F)Cc1ccccc1)NC(=O)N1CCOCC1 to produce CCC[C@@](C)(C=O)NC(=O)[C@H](CC(F)(F)Cc1ccccc1)NC(=O)N1CCOCC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.