preferred_name: 2-hydroxyethane-1-sulfonate(out) + Na(+)(out) <=> 2-hydroxyethane-1-sulfonate(in) + Na(+)(in)
preferred_name_lc: 2-hydroxyethane-1-sulfonate(out) + na(+)(out) <=> 2-hydroxyethane-1-sulfonate(in) + na(+)(in)
label: 2-hydroxyethane-1-sulfonate(out) + Na(+)(out) <=> 2-hydroxyethane-1-sulfonate(in) + Na(+)(in)
label_lc: 2-hydroxyethane-1-sulfonate(out) + na(+)(out) <=> 2-hydroxyethane-1-sulfonate(in) + na(+)(in)