Approximately,
\[
\begin{alignedat}{4}
A^\prime_{\mathbf{2b}}&{}\approx{}&1.578480113194&{}:{}&2.313920452774&{}:{}&-2.892400565968&,\\B^\prime_{\mathbf{2b}}&{}\approx{}&-0.944570142487&{}:{}&3.518853713298&{}:{}&-1.574283570811&,\\C^\prime_{\mathbf{2b}}&{}\approx{}&-0.848570869931&{}:{}&1.131427826575&{}:{}&0.717143043356&,
\\
A^{\prime\prime}_{\mathbf{2b}}&{}\approx{}&-0.894000752836&{}:{}&2.261233038526&{}:{}&-0.367232285690&,\\B^{\prime\prime}_{\mathbf{2b}}&{}\approx{}&-0.051544619992&{}:{}&1.519749979671&{}:{}&-0.468205359679&,\\C^{\prime\prime}_{\mathbf{2b}}&{}\approx{}&-0.055320658033&{}:{}&3.094174784169&{}:{}&-2.038854126136&,
\\
A^{\prime\prime\prime}_{\mathbf{2b}}&{}\approx{}&-0.280075335746&{}:{}&1.043378454244&{}:{}&0.236696881502&,\\B^{\prime\prime\prime}_{\mathbf{2b}}&{}\approx{}&0.294544570142&{}:{}&0.431777821848&{}:{}&0.273677608011&,\\C^{\prime\prime\prime}_{\mathbf{2b}}&{}\approx{}&0.306429532844&{}:{}&1.255070701983&{}:{}&-0.561500234827&,
\\
A^*_{\mathbf{2b}}&{}\approx{}&0.000000000000&{}:{}&2.325140769936&{}:{}&-1.325140769936&,\\B^*_{\mathbf{2b}}&{}\approx{}&0.364954621631&{}:{}&0.000000000000&{}:{}&0.635045378369&,\\C^*_{\mathbf{2b}}&{}\approx{}&-0.487048159267&{}:{}&1.487048159267&{}:{}&0.000000000000&.
\end{alignedat}
\]