2-Bromo-1-(3,5-difluorophenyl)ethanone

2-Bromo-2-(4-methoxyphenyl)acetic acid

2-Bromo-N-(2-furylmethyl)butanamide

2-Bromo-N-(4-ethylphenyl)butanamide

2-Bromo-N-cyclopentylbutanamide

2-Butyl-1,2,3,4-tetrahydroisoquinoline-7-carboxylic acid

2-Chloro-3-ethyl-4-fluorophenol

2-chloro-4-(trifluoromethyl)quinoline

2-氯-4-（三氟甲基）喹啉

2-Chloro-4,5-difluorophenol

2-Chloro-6-quinolinecarbonyl chloride

2-Cyclobutyl-1H-pyrrolo[2,3-b]pyridine

2-Cyclopropyl-3-oxo-4-isoindolinecarboxylic acid

2-Ethoxy-1-methoxy-3-[E-2-nitroethenyl]benzene

[2-Fluoro-5-(trifluoromethyl)phenyl]methanol

2-Isopentyl-1,2,3,4-tetrahydroisoquinoline-7-carboxylic acid