preferred_name: sulfite(out) + sulfate(in) => sulfite(in) + sulfate(out)
preferred_name_lc: sulfite(out) + sulfate(in) => sulfite(in) + sulfate(out)
label: sulfite(out) + sulfate(in) => sulfite(in) + sulfate(out)
label_lc: sulfite(out) + sulfate(in) => sulfite(in) + sulfate(out)