6 x 6 matrix for calculating Jordan Canonical form

Question

Could you please tell me some examples of 6 by 6 matrix ?!?

The matrix must have 6 strictly complex conjuage eigenvalues(3 pairs), for example Lamdas = +2j, -2j, 3j, -3j, 4j, -4j.

Answer 1

$$ \left( \begin{array}{cccccc} 0&2&0&0&0&0 \\ -2&0&0&0&0&0 \\ 0&0&0&3&0&0 \\ 0&0&-3&0&0&0 \\ 0&0&0&0&0&4 \\ 0&0&0&0&-4&0 \\ \end{array} \right) $$