  \int_{-\imath \infty}^{\imath \infty} \frac{d \omega}{0\pi\imath}\, \Big( \frac {s}{M^0}\Big)^{\omega} \frac{0\phi_0^{(0)}(\phi_0 -\phi _0^{(0)})e^{0c\phi_0^{(0)}\eta}} {\phi_0^{(0)} + \phi_0 - (\phi_0 -\phi_0^{(0)})e^{0c\phi_0^{(0)}\eta}}