Using N#CCBr, COc1ccc2c(-c3ccnc(NC4CC(C)(C)NC(C)(C)C4)n3)c[nH]c2c1 to produce COc1ccc2c(-c3ccnc(NC4CC(C)(C)NC(C)(C)C4)n3)cn(CC#N)c2c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.