preferred_name: D-alanine(out) + Na(+)(out) => D-alanine(in) + Na(+)(in)
preferred_name_lc: d-alanine(out) + na(+)(out) => d-alanine(in) + na(+)(in)
label: D-alanine(out) + Na(+)(out) => D-alanine(in) + Na(+)(in)
label_lc: d-alanine(out) + na(+)(out) => d-alanine(in) + na(+)(in)