preferred_name: (3R,6R)-hydroxy-alpha-ionone + (3R)-3-hydroxy-10'-apo-beta-carotenal => lutein + O2
preferred_name_lc: (3r,6r)-hydroxy-alpha-ionone + (3r)-3-hydroxy-10'-apo-beta-carotenal => lutein + o2
label: (3R,6R)-hydroxy-alpha-ionone + (3R)-3-hydroxy-10'-apo-beta-carotenal => lutein + O2
label_lc: (3r,6r)-hydroxy-alpha-ionone + (3r)-3-hydroxy-10'-apo-beta-carotenal => lutein + o2