D-galactose(in) + 2 Na(+)(in) => D-galactose(out) + 2 Na(+)(out)
d-galactose(in) + 2 na(+)(in) => d-galactose(out) + 2 na(+)(out)
D-galactose(in) + 2 Na(+)(in) => D-galactose(out) + 2 Na(+)(out)
d-galactose(in) + 2 na(+)(in) => d-galactose(out) + 2 na(+)(out)