preferred_name: selenate + menaquinol-8 => selenite + menaquinone-8 + H2O
preferred_name_lc: selenate + menaquinol-8 => selenite + menaquinone-8 + h2o
label: selenate + menaquinol-8 => selenite + menaquinone-8 + H2O
label_lc: selenate + menaquinol-8 => selenite + menaquinone-8 + h2o