Using CCN(CC)CCOC1CN(CCCOc2ccc(F)cc2)CCC1(OC)OC to produce CCN(CC)CCOC1CN(CCCOc2ccc(F)cc2)CCC1=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.