preferred_name: shikimate(in) + H(+)(in) <=> shikimate(out) + H(+)(out)
preferred_name_lc: shikimate(in) + h(+)(in) <=> shikimate(out) + h(+)(out)
label: shikimate(in) + H(+)(in) <=> shikimate(out) + H(+)(out)
label_lc: shikimate(in) + h(+)(in) <=> shikimate(out) + h(+)(out)