ferrocene
[(η5-cyclopentadienyl)Fe(η5-cyclopentadienyl)C(CH3)2(η5-indenyl)Fe(η5-cyclopentadienyl)]
[Ir(cyclooctadiene)(η5-cyclopentadienyl)C(CH3)2(η5-indenyl)Fe(η5-cyclopentadienyl)]
[Mn(CO)3(η5-cyclopentadienyl)C(CH3)2(η5-indenyl)Fe(η5-cyclopentadienyl)]
[Rh(cyclooctadiene)(η5-cyclopentadienyl)C(CH3)2(η5-indenyl)Fe(η5-cyclopentadienyl)]