(4S,4'S)-1,1'-Bis(3-(tert-butyl)phenyl)-4,4'-diisobutyl-4,4',5,5'-tetrahydro-1H,1'H-2,2'-biimidazole
1,1'-Bis(pyridin-4-ylmethyl)-1H,1'H-2,2'-biimidazole
1,1'-Dimethyl-1H,1'H-2,2'-biimidazole
(4S,4'S)-1,1',4,4'-Tetraisopropyl-4,4',5,5'-tetrahydro-1H,1'H-2,2'-biimidazole
1H,1'H-2,2'-Biimidazole
