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