2,5-dihydroxybenzoate + H(+) <=> hydroquinone + CO2
2,5-dihydroxybenzoate + h(+) <=> hydroquinone + co2
2,5-dihydroxybenzoate + H(+) <=> hydroquinone + CO2
2,5-dihydroxybenzoate + h(+) <=> hydroquinone + co2