2-Oxo-1-(4-pyridinylmethyl)-1,2-dihydro-3-pyridinecarboxylic acid

2-Phenyl-3,4-dihydro-5H-naphtho[1,8-bc]furan-5-one

2-Tridecylpyridine 1-oxide

[2,2′-Bipyridine]-6-carboxylic acid hydrochloride

2,2-Dichlorohexanal

2,2,7,8-Tetramethyl-2,3-dihydro-4H-chromen-4-one

2,3-Dioleyloxy-1-(dimethylamino)propane

2,4-Difluororesorcinol

2,4-二氟间苯二酚

2,4,6-Tri(p-tolyl)pyrylium tetrafluoroborate salt

2,4,6-三（ p -甲苯基）吡喃 四氟硼酸盐

2,5-Dichloro-4-fluorophenol

2,6-Diaminonicotinaldehyde

2,6-Dichloroisonicotinonitrile

2,7-Dibromo-9-mesityl-10-methylacridinium tetrafluoroborate

21-(Boc-amino)-4,7,10,13,16,19-hexaoxaheneicosanoic Acid

21-(Boc-氨基)-4,7,10,13,16,19-六氧杂二十一碳酸

3-[(3-Chlorophenoxy)methyl]piperidine