preferred_name: malate(in) + 3 Na(+)(in) => malate(out) + 3 Na(+)(out)
preferred_name_lc: malate(in) + 3 na(+)(in) => malate(out) + 3 na(+)(out)
label: malate(in) + 3 Na(+)(in) => malate(out) + 3 Na(+)(out)
label_lc: malate(in) + 3 na(+)(in) => malate(out) + 3 na(+)(out)