Using O=C1Nc2ccccc2C1=O, Fc1ccc(CN2CCN(CCCl)CC2)cc1 to produce O=C1C(=O)N(CCN2CCN(Cc3ccc(F)cc3)CC2)c2ccccc21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.