No uniform realisation is possible.

Incidence matrix according to Dynkin symbol

β3o4β

both( . . . ) | 24 |  2  1  2 | 1  4
--------------+----+----------+-----
both( s 2 s ) ♦  2 | 24  *  * | 0  2  q
both( . o4s ) ♦  2 |  * 12  * | 0  2  q
sefa( β3o . ) |  2 |  *  * 24 | 1  1  x
--------------+----+----------+-----
      β3o .   ♦  3 |  0  0  3 | 8  *
sefa( β3o4β ) |  4 |  2  1  1 | * 24

starting figure: x3o4x