1,3-二甲基-2,4,6-三氧代-六氢-嘧啶-5-甲醛

4,4-dichlorobut-1-ene

1-苄基-4-(二氯甲基)-5-硝基-1H-咪唑

2-methyl-2-(5-methyl-2-prop-1-en-2-ylphenoxy)propanoic acid

chloromethylidene(dimethyl)azanium