preferred_name: cis-aconitate(in) + citrate(out) => cis-aconitate(out) + citrate(in)
preferred_name_lc: cis-aconitate(in) + citrate(out) => cis-aconitate(out) + citrate(in)
label: cis-aconitate(in) + citrate(out) => cis-aconitate(out) + citrate(in)
label_lc: cis-aconitate(in) + citrate(out) => cis-aconitate(out) + citrate(in)