$\Psi^{(\mathrm{E})}\left(\mathbf{x}\right)=\dfrac{4\pi}{3^{1/3}}\exp\left(i%
\left(\tfrac{2}{27}z^{3}-\tfrac{1}{3}xz\right)\right)\left(\exp\left(-i\dfrac{%
\pi}{6}\right)\mathrm{F}_{+}(\mathbf{x})+\exp\left(i\dfrac{\pi}{6}\right)%
\mathrm{F}_{-}(\mathbf{x})\right),$