Approximately,
\[
\begin{alignedat}{4}
A^\prime_{\mathbf{7c}}&{}\approx{}&0.544004113661&{}:{}&-5.471950636069&{}:{}&5.927946522408&,\\B^\prime_{\mathbf{7c}}&{}\approx{}&-0.342656599941&{}:{}&0.451749440095&{}:{}&0.890907159846&,\\C^\prime_{\mathbf{7c}}&{}\approx{}&-0.037016188229&{}:{}&-0.088838851750&{}:{}&1.125855039979&,
\\
A^{\prime\prime}_{\mathbf{7c}}&{}\approx{}&-0.066814591915&{}:{}&-0.036134210836&{}:{}&1.102948802750&,\\B^{\prime\prime}_{\mathbf{7c}}&{}\approx{}&-0.027733841437&{}:{}&-0.174839134769&{}:{}&1.202572976206&,\\C^{\prime\prime}_{\mathbf{7c}}&{}\approx{}&-0.226811266559&{}:{}&-0.322202760166&{}:{}&1.549014026725&,
\\
A^{\prime\prime\prime}_{\mathbf{7c}}&{}\approx{}&-0.032537698732&{}:{}&0.042896845375&{}:{}&0.989640853358&,\\B^{\prime\prime\prime}_{\mathbf{7c}}&{}\approx{}&0.008444895276&{}:{}&-0.084944302654&{}:{}&1.076499407379&,\\C^{\prime\prime\prime}_{\mathbf{7c}}&{}\approx{}&0.057397626497&{}:{}&0.317147433291&{}:{}&0.625454940213&,
\\
A^*_{\mathbf{7c}}&{}\approx{}&0.000000000000&{}:{}&0.181455294172&{}:{}&0.818544705828&,\\B^*_{\mathbf{7c}}&{}\approx{}&0.253493962716&{}:{}&0.000000000000&{}:{}&0.746506037284&,\\C^*_{\mathbf{7c}}&{}\approx{}&0.605026839867&{}:{}&0.394973160133&{}:{}&0.000000000000&.
\end{alignedat}
\]