preferred_name: a menaquinol + sulfate => a menaquinone + sulfite + H2O
preferred_name_lc: a menaquinol + sulfate => a menaquinone + sulfite + h2o
label: a menaquinol + sulfate => a menaquinone + sulfite + H2O
label_lc: a menaquinol + sulfate => a menaquinone + sulfite + h2o