.alpha.,.alpha.'-Trithiobis-(N-dimethylthioformamide) 2801-10-7 Formamide, 1,1'-trithiobis[N,N-dimethylthio- NSC15256 Tetramethylthiuram trisulfide Trisulfide, bis(dimethylthiocarbamoyl) Trisulfide, bis[(dimethylamino)thioxomethyl]