Using Cc1cnc(Nc2cc(Cl)ccc2OCC2CCN(C)CC2)c(Br)c1 to produce Cc1cnc2[nH]c3c(OCC4CCN(C)CC4)ccc(Cl)c3c2c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.