Using C1=COCCC1, Fc1ccc(-c2n[nH]c3ccc(Br)cc23)cc1 to produce Fc1ccc(-c2nn(C3CCCCO3)c3ccc(Br)cc23)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.