Using CN(C)C=O, COc1cc(Br)ccc1-c1cccc2c(N(CC3CC3)CC3CC3)c(SC)nn12 to produce COc1cc(C#N)ccc1-c1cccc2c(N(CC3CC3)CC3CC3)c(SC)nn12, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.