(2112)\left(\begin{array}{ll}2 & 1 \\1 & 2\end{array}\right)(2112)
(2142)\left(\begin{array}{ll}2 & 1 \\4 & 2\end{array}\right)(2412)
(3214)\left(\begin{array}{ll}3 & 2 \\1 & 4\end{array}\right)(3124)
(2−244)\left(\begin{array}{ll}2 & -2 \\4 & 4\end{array}\right)(24−24)
