heme derivatives
preferred label: مشتقات هم @fa
type: Concept
related: quadridentate ligand

tetradentate
preferred label: چهاردندانه‌ای @fa
type: Concept
related: quadridentate ligand

quadridentate ligand
related: tetradentate
related: heme derivatives
broader: multidentate ligand
preferred label: لیگاند چهاردندانه‌ای @fa
type: Concept

multidentate ligand
preferred label: لیگاند چنددندانه @fa
type: Concept
narrower: quadridentate ligand