preferred_name: D-glucose(in) + H(+)(in) => D-glucose(out) + H(+)(out)
preferred_name_lc: d-glucose(in) + h(+)(in) => d-glucose(out) + h(+)(out)
label: D-glucose(in) + H(+)(in) => D-glucose(out) + H(+)(out)
label_lc: d-glucose(in) + h(+)(in) => d-glucose(out) + h(+)(out)