Using CN(C)C=O, Cc1cnc2c(c1)c1c(n2CC(O)c2ccc(Br)nc2)CCN(C)C1 to produce Cc1cnc2c(c1)c1c(n2CC(O)c2ccc(C#N)nc2)CCN(C)C1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.