6-Chloropyrimido[5,4-d]pyrimidin-4(3H)-one

5,6,7,8-Tetrahydro-1,6-naphthyridin-3-amine hydrochloride

3-氯-4-甲氧基吡啶, 3-Chloro-4-methoxypyridine

Perchloropyridazine

2-(3,6-Dioxo-1,2,3,6-tetrahydropyridazin-4-yl)acetic acid

5,6,7,8-Tetrahydro-[1,2,4]triazolo[4,3-a]pyridine-6-carboxylic acid

5-羟基甲基烟酸甲酯, Methyl 5-(hydroxymethyl)nicotinate

5-(Bromomethyl)thiophene-2-carbonitrile

3-氟-[1,1-联苯]-4-羧酸, 3-Fluoro-[1,1'-biphenyl]-4-carboxylic acid

2-氟-3-硝基苯胺, 2-Fluoro-3-nitroaniline