TBis[2-(2-chloroethylthio)ethyl] ether
TBis[2-(2-chloroethylthio)ethyl] ether : The chemical formula is C8H16Cl2OS2. T is a sulfur, oxygen and chlorine compound similar in structure to HD. When T is added to HD, the resulting mixture has enhanced physiological and physical effects, making it a more effective chemical warfare agent