Using Cc1c(-c2ccccn2)nc2cc(F)ccc2c1Cl, Nc1cc(Br)ccc1N1CCOCC1 to produce Cc1c(-c2ccccn2)nc2cc(F)ccc2c1Nc1cc(Br)ccc1N1CCOCC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.