preferred_name: Na(+)(out) + 2 phosphate + H(+) => Na(+)(in) + diphosphate + H2O
preferred_name_lc: na(+)(out) + 2 phosphate + h(+) => na(+)(in) + diphosphate + h2o
label: Na(+)(out) + 2 phosphate + H(+) => Na(+)(in) + diphosphate + H2O
label_lc: na(+)(out) + 2 phosphate + h(+) => na(+)(in) + diphosphate + h2o