122956-27-8
2,3-bis(p-methoxyphenyl)-5-cyanopyrazine
→
~93%
122956-28-9
5,6-bis(4-methoxyphenyl)pyrazine-2-carboxylic acid
33288-76-5
5,6-bis(4-methoxyphenyl)-2,3-dihydropyrazine