(R)-noradrenaline(in) + 2 H(+)(out) <=> (R)-noradrenaline(out) + 2 H(+)(in)
(r)-noradrenaline(in) + 2 h(+)(out) <=> (r)-noradrenaline(out) + 2 h(+)(in)
(R)-noradrenaline(in) + 2 H(+)(out) <=> (R)-noradrenaline(out) + 2 H(+)(in)
(r)-noradrenaline(in) + 2 h(+)(out) <=> (r)-noradrenaline(out) + 2 h(+)(in)