2,3,6-trimethylhept-4-yne-2,3,6-triol

3-phenyl-2,5-dihydrothiophene 1,1-dioxide

二氰基三硫醚

1-(2,4-二羟基-3,5-二甲基苯基)-乙酮

1,1-二乙氧基丙酮