chemical entity > molecular entity > inorganic molecular entity > inorganic nitrate salt > cobalt trinitrate

... > chemical entity > molecular entity > polyatomic entity > heteroatomic molecular entity > salt > nitrate salt > inorganic nitrate salt > cobalt trinitrate

... > chemical entity > molecular entity > transition element molecular entity > transition element coordination entity > cobalt coordination entity > cobalt trinitrate

... > chemical entity > molecular entity > polyatomic entity > heteroatomic molecular entity > coordination entity > transition element coordination entity > cobalt coordination entity > cobalt trinitrate

... > chemical entity > molecular entity > transition element molecular entity > cobalt group molecular entity > cobalt molecular entity > cobalt coordination entity > cobalt trinitrate

... > chemical entity > molecular entity > transition element molecular entity > d-block molecular entity > cobalt group molecular entity > cobalt molecular entity > cobalt coordination entity > cobalt trinitrate