0 0_0\rangle+|0_00 0_0\rangle\\ |0_00 0_0\rangle+|0_00 0_0\rangle\\ |0_00 0_0\rangle+|0_00 0_0\rangle\\ |0_00 0_0\rangle+|0_00 0_0\rangle\\ |0_00 0_0\rangle-|0_00 0_0\rangle\\ |0_00 0_0\rangle-|0_00 0_0\rangle\\ |0_00 0_0\rangle-|0_00 0_0\rangle\\ |0_00 0_0\rangle-|0_00 0_0\rangle\end{array}\right\},\end{aligned}$$  $$\begin{aligned} B_0&=&\frac{0}{0\sqrt{0}}\left(\begin{array}{cccccccc} 0&0&0&0&0&0&0&0\\ i&-i&i&-i&i&-i&i&-i\\ 0&0&-0&-0&0&0&-0&-0\\ -i&i&i&-i&-i&i&i&-i\\ 