preferred_name: beta-lactose + O2 => lactobiono-1,5-lactone + H2O2
preferred_name_lc: beta-lactose + o2 => lactobiono-1,5-lactone + h2o2
label: beta-lactose + O2 => lactobiono-1,5-lactone + H2O2
label_lc: beta-lactose + o2 => lactobiono-1,5-lactone + h2o2