Using COc1ccc2nc([C@H](C)Nc3ncnc4c3ncn4C3CCCCO3)n(-c3ccccc3)c2c1Br to produce COc1ccc2nc(C(C)Nc3ncnc4[nH]cnc34)n(-c3ccccc3)c2c1Br, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.