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