Bis(n-butylcyclopentadienyl)zirkonium dichloride

Bis(cyclopentadienyl)zirconium dichloride

2,2''-Bipyridine-5,5''-dicarboxylic acid

2,2''-Bipyridyl-4,4''-dicarboxylic acid

4,4''-dimethyl-2,2''-dipyridyl
