Using O=C(NC(C(=O)OC[C@@H](C(=O)O)N(Cc1ccccc1)C(=O)C(F)(F)F)C(OC1CCCCO1)C(F)(F)F)OCc1ccccc1 to produce NC(C(=O)OC[C@H](NC(=O)C(F)(F)F)C(=O)O)C(O)C(F)(F)F, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.