2-(甲硫基)-4,6-二氯嘧啶-5-甲酸, 4,6-Dichloro-2-(methylthio)pyrimidine-5-carboxylic acid

2-Chloro-6-methylquinoline

2-氯-6-甲基喹啉

4-Methyl-1H-indazole

4-甲基-1H-吲唑

扎托布洛芬, 2-(10-Oxo-10,11-dihydrodibenzo[b,f]thiepin-2-yl)propanoic acid

2-Amino-5-chlorobenzenethiol

2-氨基-5-氯苯硫酚

7-Iodo-2H-benzo[b][1,4]oxazin-3(4H)-one

2,4-二氯烟酸乙酯, Ethyl 2,4-dichloronicotinate

2-Nitrobenzene-1,3-diol

2-硝基间苯二酚

(R)-吗啉-3-羧酸甲酯, (R)-Methyl morpholine-3-carboxylate

2-氯喹啉-6-羧酸甲酯, Methyl 2-chloroquinoline-6-carboxylate