preferred_name: 4 hydroquinone + O2 <=> 4 benzosemiquinone + 2 H2O
preferred_name_lc: 4 hydroquinone + o2 <=> 4 benzosemiquinone + 2 h2o
label: 4 hydroquinone + O2 <=> 4 benzosemiquinone + 2 H2O
label_lc: 4 hydroquinone + o2 <=> 4 benzosemiquinone + 2 h2o