minocycline(out) + H(+)(in) => minocycline(in) + H(+)(out)
minocycline(out) + h(+)(in) => minocycline(in) + h(+)(out)
minocycline(out) + H(+)(in) => minocycline(in) + H(+)(out)
minocycline(out) + h(+)(in) => minocycline(in) + h(+)(out)