preferred_name: citrate(out) + 2 Na(+)(out) = citrate(in) + 2 Na(+)(in)
preferred_name_lc: citrate(out) + 2 na(+)(out) = citrate(in) + 2 na(+)(in)
label: citrate(out) + 2 Na(+)(out) = citrate(in) + 2 Na(+)(in)
label_lc: citrate(out) + 2 na(+)(out) = citrate(in) + 2 na(+)(in)