preferred_name: echinenone + H2O => 4,4-dihydroxy-all-trans-beta-carotene
preferred_name_lc: echinenone + h2o => 4,4-dihydroxy-all-trans-beta-carotene
label: echinenone + H2O => 4,4-dihydroxy-all-trans-beta-carotene
label_lc: echinenone + h2o => 4,4-dihydroxy-all-trans-beta-carotene