1-[4-(1-hydroxy-2,3,4,5-tetraphenylcyclopenta-2,4-dien-1-yl)phenyl]-2,3,4,5-tetraphenylcyclopenta-2,4-dien-1-ol

1-[4-[2-[4-(1-hydroxy-2,3,4,5-tetraphenylcyclopenta-2,4-dien-1-yl)phenyl]ethyl]phenyl]-2,3,4,5-tetraphenylcyclopenta-2,4-dien-1-ol

2,3,4,5-tetraphenyl-1-prop-2-enylcyclopenta-2,4-dien-1-ol

trimesitylgermane

chloro-tris(2,4,6-trimethylphenyl)germane