Approximately,
\[
\begin{alignedat}{4}
A^\prime_{\mathbf{2c}}&{}\approx{}&1.066454497351&{}:{}&0.160435348784&{}:{}&-0.226889846135&,\\B^\prime_{\mathbf{2c}}&{}\approx{}&9.082205338335&{}:{}&4.761972627396&{}:{}&-12.844177965731&,\\C^\prime_{\mathbf{2c}}&{}\approx{}&0.500000000000&{}:{}&0.500000000000&{}:{}&0.000000000000&,
\\
A^{\prime\prime}_{\mathbf{2c}}&{}\approx{}&0.947819945164&{}:{}&0.722389965405&{}:{}&-0.670209910570&,\\B^{\prime\prime}_{\mathbf{2c}}&{}\approx{}&0.928849317646&{}:{}&0.242923624666&{}:{}&-0.171772942312&,\\C^{\prime\prime}_{\mathbf{2c}}&{}\approx{}&1.205593280895&{}:{}&0.240309625328&{}:{}&-0.445902906223&,
\\
A^{\prime\prime\prime}_{\mathbf{2c}}&{}\approx{}&0.656030669413&{}:{}&0.343969330587&{}:{}&0.000000000000&,\\B^{\prime\prime\prime}_{\mathbf{2c}}&{}\approx{}&0.869234105010&{}:{}&0.130765894990&{}:{}&0.000000000000&,\\C^{\prime\prime\prime}_{\mathbf{2c}}&{}\approx{}&1.154566448836&{}:{}&0.091069351453&{}:{}&-0.245635800289&,
\\
A^*_{\mathbf{2c}}&{}\approx{}&0.000000000000&{}:{}&2.630986313698&{}:{}&-1.630986313698&,\\B^*_{\mathbf{2c}}&{}\approx{}&0.783227248675&{}:{}&0.000000000000&{}:{}&0.216772751325&,\\C^*_{\mathbf{2c}}&{}\approx{}&1.806562964876&{}:{}&-0.806562964876&{}:{}&0.000000000000&.
\end{alignedat}
\]