Using Brc1ccc2[nH]cc(C[C@H]3CCCN3)c2c1, BrCC1CC1 to produce Brc1ccc2[nH]cc(C[C@H]3CCCN3CC3CC3)c2c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.