Using N#CCBr, CSc1nccc(-c2c[nH]nc2-c2cnc3c(ccn3S(=O)(=O)c3ccccc3)c2)n1 to produce CSc1nccc(-c2cn(CC#N)nc2-c2cnc3c(ccn3S(=O)(=O)c3ccccc3)c2)n1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.