(3R,4R)-3-Amino-4-hydroxypentanoic acid hydrochloride

2-Amino-3-ethoxypyrazine

2-氨基-3-乙氧基吡嗪

2-Amino-5-bromo-3-(diethylamino)pyrazine

4-(Aminomethyl)pyrimidine

4-氨甲基嘧啶

5-Chloro-2-hydroxypyrimidine

2-羟基-5-氯嘧啶

2-(4-Ethylphenyl)piperazine

3-Ethynylpyridine

3-乙炔基吡啶

4-Amino-6-chloro-pyrimidine-5-carbaldehyde

4-氨基-6-甲醛-5-甲醛

(4-Bromo-2-ethyl-6-methyl-phenyl)-acetic acid methyl ester

4'-Benzyloxyacetophenone oxime