preferred_name: uridine(out) + 2 Na(+)(out) <=> uridine(in) + 2 Na(+)(in)
preferred_name_lc: uridine(out) + 2 na(+)(out) <=> uridine(in) + 2 na(+)(in)
label: uridine(out) + 2 Na(+)(out) <=> uridine(in) + 2 Na(+)(in)
label_lc: uridine(out) + 2 na(+)(out) <=> uridine(in) + 2 na(+)(in)