Approximately,
\[
\begin{alignedat}{4}
A^\prime_{\mathbf{7b}}&{}\approx{}&10.380306311212&{}:{}&11.064825724938&{}:{}&-20.445132036150&,\\B^\prime_{\mathbf{7b}}&{}\approx{}&-0.004246829266&{}:{}&1.012093946541&{}:{}&-0.007847117275&,\\C^\prime_{\mathbf{7b}}&{}\approx{}&-0.554431429201&{}:{}&0.554431429201&{}:{}&1.000000000000&,
\\
A^{\prime\prime}_{\mathbf{7b}}&{}\approx{}&-0.008429093433&{}:{}&1.008614995028&{}:{}&-0.000185901595&,\\B^{\prime\prime}_{\mathbf{7b}}&{}\approx{}&-0.032662938072&{}:{}&1.055951694529&{}:{}&-0.023288756457&,\\C^{\prime\prime}_{\mathbf{7b}}&{}\approx{}&-0.000262626978&{}:{}&1.015950840180&{}:{}&-0.015688213202&,
\\
A^{\prime\prime\prime}_{\mathbf{7b}}&{}\approx{}&-0.004181979688&{}:{}&0.996639153889&{}:{}&0.007542825799&,\\B^{\prime\prime\prime}_{\mathbf{7b}}&{}\approx{}&0.250718713165&{}:{}&0.267252119926&{}:{}&0.482029166909&,\\C^{\prime\prime\prime}_{\mathbf{7b}}&{}\approx{}&0.003951576337&{}:{}&1.003831479147&{}:{}&-0.007783055484&,
\\
A^*_{\mathbf{7b}}&{}\approx{}&0.000000000000&{}:{}&0.980785280403&{}:{}&0.019214719597&,\\B^*_{\mathbf{7b}}&{}\approx{}&0.804909677984&{}:{}&0.000000000000&{}:{}&0.195090322016&,\\C^*_{\mathbf{7b}}&{}\approx{}&0.074784952616&{}:{}&0.925215047384&{}:{}&0.000000000000&.
\end{alignedat}
\]