Using O=C(Nc1cccc(NCc2ccccc2)n1)c1cc(-c2ccc(F)cc2)n(C2CCCCO2)n1 to produce Fc1ccc(-c2cc(CNc3cccc(NCc4ccccc4)n3)n[nH]2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.