Using [BH3-]C#N, CC(=O)c1ccc(C(=O)N2CCOCC2)c(Br)c1 to produce CC(N)c1ccc(C(=O)N2CCOCC2)c(Br)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.