Using N#CCBr, COc1cccc(C2C(=S)NN=C2c2ccccc2)c1 to produce COc1cccc(-c2c(-c3ccccc3)n[nH]c2SCC#N)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.