Approximately,
\[
\begin{alignedat}{4}
A^\prime_{\mathbf{7c}}&{}\approx{}&0.516383751700&{}:{}&-1.934464993201&{}:{}&2.418081241501&,\\B^\prime_{\mathbf{7c}}&{}\approx{}&-0.775408190519&{}:{}&0.483061206321&{}:{}&1.292346984198&,\\C^\prime_{\mathbf{7c}}&{}\approx{}&-0.056565265175&{}:{}&-0.075420353567&{}:{}&1.131985618742&,
\\
A^{\prime\prime}_{\mathbf{7c}}&{}\approx{}&-0.105438868549&{}:{}&-0.037449601839&{}:{}&1.142888470388&,\\B^{\prime\prime}_{\mathbf{7c}}&{}\approx{}&-0.035065522666&{}:{}&-0.145180454184&{}:{}&1.180245976850&,\\C^{\prime\prime}_{\mathbf{7c}}&{}\approx{}&-0.325475374362&{}:{}&-0.358966318031&{}:{}&1.684441692393&,
\\
A^{\prime\prime\prime}_{\mathbf{7c}}&{}\approx{}&-0.050929452976&{}:{}&0.031727860619&{}:{}&1.019201592357&,\\B^{\prime\prime\prime}_{\mathbf{7c}}&{}\approx{}&0.018698484051&{}:{}&-0.070047833038&{}:{}&1.051349348987&,\\C^{\prime\prime\prime}_{\mathbf{7c}}&{}\approx{}&0.134534147826&{}:{}&0.235479919949&{}:{}&0.629985932225&,
\\
A^*_{\mathbf{7c}}&{}\approx{}&0.000000000000&{}:{}&0.203820426377&{}:{}&0.796179573623&,\\B^*_{\mathbf{7c}}&{}\approx{}&0.229909243262&{}:{}&0.000000000000&{}:{}&0.770090756738&,\\C^*_{\mathbf{7c}}&{}\approx{}&0.538364861216&{}:{}&0.461635138784&{}:{}&0.000000000000&.
\end{alignedat}
\]