... > chemical entity > molecular entity > transition element molecular entity > transition element coordination entity > copper coordination entity > diaquabis(L-histidine)copper(2+)

... > chemical entity > molecular entity > polyatomic entity > heteroatomic molecular entity > coordination entity > transition element coordination entity > copper coordination entity > diaquabis(L-histidine)copper(2+)

... > chemical entity > molecular entity > transition element molecular entity > copper group molecular entity > copper molecular entity > copper coordination entity > diaquabis(L-histidine)copper(2+)

... > chemical entity > molecular entity > transition element molecular entity > d-block molecular entity > copper group molecular entity > copper molecular entity > copper coordination entity > diaquabis(L-histidine)copper(2+)