Using CC(C)(C)OC(=O)N1CCOC[C@@H]1COC(=O)N1CCN(c2ccc(F)cc2)CC1 to produce O=C(OC[C@H]1COCCN1)N1CCN(c2ccc(F)cc2)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.