No uniform realisation is possible.

Incidence matrix according to Dynkin symbol

o3β3x4x

both( . . . . ) | 192 |  1  1   2   2 |  1  1  2  2  2  2 |  1  1 2  2
----------------+-----+---------------+-------------------+-----------
both( . . x . ) |   2 | 96  *   *   * |  1  0  2  0  0  0 |  1  0 2  0
both( . . . x ) |   2 |  * 96   *   * |  1  0  0  0  2  2 |  0  1 2  2
sefa( o3β . . ) |   2 |  *  * 192   * |  0  1  0  1  1  0 |  1  1 0  1
sefa( . β3x . ) |   2 |  *  *   * 192 |  0  0  1  1  0  1 |  1  0 1  1
----------------+-----+---------------+-------------------+-----------
both( . . x4x ) |   8 |  4  4   0   0 | 24  *  *  *  *  * |  0  0 2  0
      o3β . .   ♦   3 |  0  0   3   0 |  * 64  *  *  *  * |  1  1 0  0
      . β3x .   ♦   6 |  3  0   0   3 |  *  * 64  *  *  * |  1  0 1  0
sefa( o3β3x . ) |   4 |  0  0   2   2 |  *  *  * 96  *  * |  1  0 0  1
sefa( o3β 2 x ) |   4 |  0  2   2   0 |  *  *  *  * 96  * |  0  1 0  1
sefa( . β3x4x ) |   8 |  0  4   0   4 |  *  *  *  *  * 48 |  0  0 1  1
----------------+-----+---------------+-------------------+-----------
      o3β3x .   ♦  12 |  6  0  12  12 |  0  4  4  6  0  0 | 16  * *  *
      o3β 2 x   ♦   6 |  0  3   6   0 |  0  2  0  0  3  0 |  * 32 *  *
      . β3x4x   ♦  48 | 24 24   0  24 |  6  0  8  0  0  6 |  *  * 8  *
sefa( o3β3x4x ) ♦  16 |  0  8   8   8 |  0  0  0  4  4  2 |  *  * * 24

starting figure: o3x3x4x