preferred_name: hydroquinone + CO2 => 2,5-dihydroxybenzoate + H(+)
preferred_name_lc: hydroquinone + co2 => 2,5-dihydroxybenzoate + h(+)
label: hydroquinone + CO2 => 2,5-dihydroxybenzoate + H(+)
label_lc: hydroquinone + co2 => 2,5-dihydroxybenzoate + h(+)