Chemistry, part 3

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... > chemical entity > molecular entity > transition element molecular entity > transition element coordination entity > osmium coordination entity > osmocene

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... > chemical entity > molecular entity > main group molecular entity > p-block molecular entity > carbon group molecular entity > organic molecular entity > metallocene > bis(eta(5)-cyclopentadienyl)metal(ii) > osmocene

... > chemical entity > molecular entity > transition element molecular entity > transition element coordination entity > metallocene > bis(eta(5)-cyclopentadienyl)metal(ii) > osmocene

... > chemical entity > molecular entity > polyatomic entity > heteroatomic molecular entity > coordination entity > transition element coordination entity > metallocene > bis(eta(5)-cyclopentadienyl)metal(ii) > osmocene