Using CCOC(=O)c1ccc(CCCN2CCOC(CN(C(=O)C(F)(F)F)[C@@H]3C[C@H]3c3ccccc3)C2)cc1 to produce O=C(O)c1ccc(CCCN2CCOC(CN[C@@H]3C[C@H]3c3ccccc3)C2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.