preferred_name: hypoxanthine(out) + Na(+)(out) => hypoxanthine(in) + Na(+)(in)
preferred_name_lc: hypoxanthine(out) + na(+)(out) => hypoxanthine(in) + na(+)(in)
label: hypoxanthine(out) + Na(+)(out) => hypoxanthine(in) + Na(+)(in)
label_lc: hypoxanthine(out) + na(+)(out) => hypoxanthine(in) + na(+)(in)