Using CCOC(=O)c1scnc1C, CC(C)COc1ccc(Br)cc1C#N to produce CCOC(=O)c1sc(-c2ccc(OCC(C)C)c(C#N)c2)nc1C, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.