Approximately,
\[
\begin{alignedat}{4}
A^\prime_{\mathbf{2b}}&{}\approx{}&2.741378763423&{}:{}&2.817610026505&{}:{}&-4.558988789928&,\\B^\prime_{\mathbf{2b}}&{}\approx{}&-0.563522005301&{}:{}&2.475319763287&{}:{}&-0.911797757986&,\\C^\prime_{\mathbf{2b}}&{}\approx{}&-0.956943567841&{}:{}&0.956943567841&{}:{}&1.000000000000&,
\\
A^{\prime\prime}_{\mathbf{2b}}&{}\approx{}&-0.709333730188&{}:{}&1.912572132841&{}:{}&-0.203238402653&,\\B^{\prime\prime}_{\mathbf{2b}}&{}\approx{}&-0.019326528304&{}:{}&1.428668966623&{}:{}&-0.409342438319&,\\C^{\prime\prime}_{\mathbf{2b}}&{}\approx{}&-0.012705210514&{}:{}&2.532368140490&{}:{}&-1.519662929976&,
\\
A^{\prime\prime\prime}_{\mathbf{2b}}&{}\approx{}&-0.225347984887&{}:{}&0.989860760290&{}:{}&0.235487224597&,\\B^{\prime\prime\prime}_{\mathbf{2b}}&{}\approx{}&0.322387198176&{}:{}&0.331352024068&{}:{}&0.346260777755&,\\C^{\prime\prime\prime}_{\mathbf{2b}}&{}\approx{}&0.259625123008&{}:{}&1.172138645344&{}:{}&-0.431763768352&,
\\
A^*_{\mathbf{2b}}&{}\approx{}&0.000000000000&{}:{}&1.951056516295&{}:{}&-0.951056516295&,\\B^*_{\mathbf{2b}}&{}\approx{}&0.309016994375&{}:{}&0.000000000000&{}:{}&0.690983005625&,\\C^*_{\mathbf{2b}}&{}\approx{}&-0.278768257918&{}:{}&1.278768257918&{}:{}&0.000000000000&.
\end{alignedat}
\]