3,3',4,4'-Tetramethoxy-2,2'-bipyridine

3,3'-Dihydroxy-2,2'-bipyridin-4,4'-dicarbaldehyd

3,3'-Bis[[2-(trimethylsilyl)ethoxy]methoxy]-2,2'-bipyridin-4,4'-diol

[2,2'-联吡啶]-3,3',4,4'-四醇 1,1'-二氧化物

3,3'-dihyroxy-4,4'-dimethoxy-2,2'-bipyridyl