4-甲基哒嗪

3,4-二氯-1,2,3,4-四甲基环丁烯

5,6-Diacetyl-1,4,5,6-tetramethyl-2,3,7-trioxabicyclo[2.2.1]heptan

syn-1.2.3.4.5.6.7.8-Octamethyl-tricyclo-[0.0.2.2]-octadien-(2.6)-mono-ozonid

2,2'-Bi-2H-azirine, 2,2',3,3'-tetramethyl-