label: monodehydro-L-ascorbate radical(out) + L-ascorbate(in) = monodehydro-L-ascorbate radical(in) + L-ascorbate(out)
label_lc: monodehydro-l-ascorbate radical(out) + l-ascorbate(in) = monodehydro-l-ascorbate radical(in) + l-ascorbate(out)