Using C1CNCCNC1, Fc1ccc(C(CCCBr)c2ccc(F)cc2)cc1 to produce Fc1ccc(C(CCCN2CCCNCC2)c2ccc(F)cc2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.