4-Amino-6-chloropyridin-2-ol

3-Chloro-5-(2-methoxyethoxy)pyridazine

5-Bromo-2-ethoxy-3-methoxypyridine

5-Cyclopropylnicotinic acid

5-Methylpyridazine-3-carbonitrile

6-(Difluoromethoxy)nicotinaldehyde

6-Chloro-4-ethylpyridazin-3(2H)-one

Benzyl 2,6-dimethyl-4-oxopiperidine-1-carboxylate

Ethyl 3-(cyanomethyl)picolinate

Methyl 5-oxo-5,6,7,8-tetrahydronaphthalene-2-carboxylate

(5-(Methoxycarbonyl)pyridin-3-yl)boronic acid

5-(甲氧羰基)吡啶-3-硼酸