TII subcells for the SO(5,4) x Sp(4) block of SO9
#
cell#0 , |C| = 1
special orbit = [9]
special rep = [[4], []] , dim = 1
cell rep = phi[[4],[]]
TII depth = 1
TII multiplicity polynomial = X
TII subcells:
  tii[10,1] := {0}