A civil engineer analyzing directional stability in solar panel arrays needs to find a vector \(\mathbfv\) such that \(\mathbfv imes eginpmatrix 1 \ 2 \ 3 \endpmatrix = eginpmatrix 0 \ 0 \ 5 \endpmatrix\), where the cross product is defined in 3D. Find a suitable \(\mathbfv\).