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... > chemical entity > molecular entity > polyatomic entity > heteroatomic molecular entity > hydroxides > organic hydroxy compound > alcohol > secondary alcohol > alpha-amyrin

... > chemical entity > molecular entity > main group molecular entity > s-block molecular entity > hydrogen molecular entity > hydroxides > organic hydroxy compound > alcohol > secondary alcohol > alpha-amyrin

... > chemical entity > molecular entity > main group molecular entity > p-block molecular entity > chalcogen molecular entity > oxygen molecular entity > hydroxides > organic hydroxy compound > alcohol > secondary alcohol > alpha-amyrin

... > chemical entity > molecular entity > main group molecular entity > p-block molecular entity > carbon group molecular entity > organic molecular entity > isoprenoid > terpenoid > triterpenoid > pentacyclic triterpenoid > alpha-amyrin

... > chemical entity > molecular entity > main group molecular entity > p-block molecular entity > carbon group molecular entity > organic molecular entity > lipid > isoprenoid > terpenoid > triterpenoid > pentacyclic triterpenoid > alpha-amyrin

... > chemical entity > molecular entity > main group molecular entity > p-block molecular entity > carbon group molecular entity > organic molecular entity > organic molecule > organic cyclic compound > organic polycyclic compound > pentacyclic triterpenoid > alpha-amyrin

... > chemical entity > molecular entity > polyatomic entity > molecule > organic molecule > organic cyclic compound > organic polycyclic compound > pentacyclic triterpenoid > alpha-amyrin

... > chemical entity > molecular entity > polyatomic entity > molecule > cyclic compound > organic cyclic compound > organic polycyclic compound > pentacyclic triterpenoid > alpha-amyrin

... > chemical entity > molecular entity > polyatomic entity > molecule > cyclic compound > polycyclic compound > organic polycyclic compound > pentacyclic triterpenoid > alpha-amyrin