2-Ethynylpyrimidine

2,5-Dichloropyrimidine

2,5-二氯嘧啶

25-Hydroxyvitamin D₂

骨化二醇

3-(Aminomethyl)-1-methylindole

3-（氨基甲基）-1-甲基吲哚

3-Amino-2-chloro-5-iodopyridine

3-氨基-2-氯-5-碘吡啶

3-Aminoisoquinoline

3-Bromo-6-hydroxy-2-methylpyridine

3-溴-6-羟基-2-甲基吡啶

3-Butynoic Acid

3-丁酸

3,3′-Diethylthiadicarbocyanine iodide

3,3'-二乙基硫二碳碘化氰

3,6-Difluoropyridine-2-carboxylic acid

4-((((2-Carboxyethyl)thio)carbonothioyl)thio)-4-cyanopentanoic acid

4-((((2-羧乙基)硫代)硫代碳酰基)硫代)-4-氰基戊酸