(Z)-7-[4-((E)-3-Hydroxy-oct-1-enyl)-pyridin-3-yl]-hept-5-enoic acid methyl ester

3-溴吡啶

3-溴吡啶-4-醛

1-(3-bromopyridin-4-yl)oct-1-en-3-ol

1-(3-bromopyridin-4-yl)oct-1-en-3-one