(2,2'-Di[p-nitrophenyl]-5,5'-di[p-thiocarbamylphenyl] -3,3'-[3,3'-dimethoxy-4,4'-biphenylene]ditetrazolium chloride) Formula: C₄₂H₃₂C_l2N₁₂O₆S₂   Formula Weight: 935.8   CAS #: 36889-43-7