label: 3,4-dihydroxybenzoate + CO2 + NADH => (3S,4R)-3,4-dihydroxycyclohexa-1,5-diene-1,4-dicarboxylate + NAD(+)
label_lc: 3,4-dihydroxybenzoate + co2 + nadh => (3s,4r)-3,4-dihydroxycyclohexa-1,5-diene-1,4-dicarboxylate + nad(+)