Using Nc1c[nH]nc1C(=O)Nc1ccc(F)cc1, O=C1CCCCC1 to produce O=C(Nc1ccc(F)cc1)c1n[nH]cc1NC1CCCCC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.