Using O=C(c1ccc(F)cc1)C1CCN(CCCCl)CC1, CCOC(=O)CC(C)=O to produce CCOC(=O)C(CCCN1CCC(C(=O)c2ccc(F)cc2)CC1)C(C)=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.