1H-tetrazolium, 5-[(2E)-4,4-dimethyl-2-pentenyl]-1,4-dimethyl- 5-[(2E)-4,4-dimethylpent-2-en-1-yl]-1,4-dimethyl-1H-tetrazol-4-ium InChI=1/C10H19N4/c1-10(2,3)8-6-7-9-13(4)11-12-14(9)5/h6,8H,7H2,1-5H3/q+1/b8-6