preferred_name: menaquinol-8 + nitrate => menaquinone-8 + nitrite + H2O
preferred_name_lc: menaquinol-8 + nitrate => menaquinone-8 + nitrite + h2o
label: menaquinol-8 + nitrate => menaquinone-8 + nitrite + H2O
label_lc: menaquinol-8 + nitrate => menaquinone-8 + nitrite + h2o