Approximately,
\[
\begin{alignedat}{4}
A^\prime_{\mathbf{3c}}&{}\approx{}&1.000000000000&{}:{}&-1.098076211353&{}:{}&1.098076211353&,\\B^\prime_{\mathbf{3c}}&{}\approx{}&-5.098076211353&{}:{}&1.000000000000&{}:{}&5.098076211353&,\\C^\prime_{\mathbf{3c}}&{}\approx{}&-0.122008467928&{}:{}&-0.122008467928&{}:{}&1.244016935856&,
\\
A^{\prime\prime}_{\mathbf{3c}}&{}\approx{}&-0.238313554719&{}:{}&-0.095783886799&{}:{}&1.334097441518&,\\B^{\prime\prime}_{\mathbf{3c}}&{}\approx{}&-0.009807621135&{}:{}&-0.219615242271&{}:{}&1.229422863406&,\\C^{\prime\prime}_{\mathbf{3c}}&{}\approx{}&-0.080695238898&{}:{}&-0.726257150084&{}:{}&1.806952388982&,
\\
A^{\prime\prime\prime}_{\mathbf{3c}}&{}\approx{}&-0.106470138742&{}:{}&0.020884375660&{}:{}&1.085585763082&,\\B^{\prime\prime\prime}_{\mathbf{3c}}&{}\approx{}&0.090105706697&{}:{}&-0.098942933031&{}:{}&1.008837226334&,\\C^{\prime\prime\prime}_{\mathbf{3c}}&{}\approx{}&0.432251770720&{}:{}&0.093102842536&{}:{}&0.474645386743&,
\\
A^*_{\mathbf{3c}}&{}\approx{}&0.000000000000&{}:{}&-0.866025403784&{}:{}&1.866025403784&,\\B^*_{\mathbf{3c}}&{}\approx{}&0.133974596216&{}:{}&0.000000000000&{}:{}&0.866025403784&,\\C^*_{\mathbf{3c}}&{}\approx{}&-0.500000000000&{}:{}&1.500000000000&{}:{}&0.000000000000&.
\end{alignedat}
\]