Using CN(C)C=O, COc1cc(Br)ccc1-c1nc2c(C)nn(C3CCCCC3)c2c(=O)[nH]1 to produce COc1cc(C=O)ccc1-c1nc2c(C)nn(C3CCCCC3)c2c(=O)[nH]1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.