八臂PEG-乙酸, 8-Arm PEG-AA

八臂PEG-环氧乙烷, 8-Arm PEG-EPO

Aristolochic acid B

马兜铃酸B

2-Chloro-4-methylaniline

2-氯-4-甲基苯胺

2-Imidazolidone hemihydrate

2-咪唑烷酮半水合物

6-Amino-5-methylpyridine-3-carbonitrile

5-甲基-6-氨基吡啶-3-甲腈

2,5-Dimethoxyphenylboronic acid

2,5-二甲氧基苯硼酸

2-乙氧基苯甲醛, 2-Ethoxybenzaldehyde

2-异丁基-3-甲氧基吡嗪, 2-Isobutyl-3-methoxypyrazine

2-Amino-5-bromo-3-methylpyridine

2-氨基-5-溴-3-甲基吡啶