malonate + Na(+)(in) + H(+) => acetate + Na(+)(out) + CO2
malonate + na(+)(in) + h(+) => acetate + na(+)(out) + co2
malonate + Na(+)(in) + H(+) => acetate + Na(+)(out) + CO2
malonate + na(+)(in) + h(+) => acetate + na(+)(out) + co2