Using CC(=O)OC(C)=O, O=C(CCCN1CCC2(CC(O)c3ccccc32)C1)c1ccc(F)cc1 to produce CC(=O)OC1CC2(CCN(CCCC(=O)c3ccc(F)cc3)C2)c2ccccc21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.