Using O=C(CC[C@H](NC(=O)C(F)(F)F)C(=O)O)c1ccccc1 to produce O=C(O)[C@H](CCCc1ccccc1)NC(=O)C(F)(F)F, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.