Using Fc1ccccc1N1CCNCC1, Cc1cc(CCC=O)n(-c2ccccc2)n1 to produce Cc1cc(CCCN2CCN(c3ccccc3F)CC2)n(-c2ccccc2)n1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.