label: 1,4-dihydroxy-2-naphthoate + all-trans-hexaprenyl diphosphate + H(+) => 2-demethylmenaquinol-6 + CO2 + diphosphate
label_lc: 1,4-dihydroxy-2-naphthoate + all-trans-hexaprenyl diphosphate + h(+) => 2-demethylmenaquinol-6 + co2 + diphosphate