preferred_name: protoporphyrinogen IX + 3 a ubiquinone = protoporphyrin IX + 3 a ubiquinol
preferred_name_lc: protoporphyrinogen ix + 3 a ubiquinone = protoporphyrin ix + 3 a ubiquinol
label: protoporphyrinogen IX + 3 a ubiquinone = protoporphyrin IX + 3 a ubiquinol
label_lc: protoporphyrinogen ix + 3 a ubiquinone = protoporphyrin ix + 3 a ubiquinol