TII subcells for the Sp(12,R) x SO(12,1) block of Sp12
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cell#0 , |C| = 1
special orbit = [12]
special rep = [[6], []] , dim = 1
cell rep = phi[[6],[]]
TII depth = 1
TII multiplicity polynomial = X
TII subcells:
  tii[26,1] := {0}

cell#1 , |C| = 1
special orbit = [12]
special rep = [[6], []] , dim = 1
cell rep = phi[[6],[]]
TII depth = 1
TII multiplicity polynomial = X
TII subcells:
  tii[26,1] := {0}

cell#2 , |C| = 11
special orbit = [10, 2]
special rep = [[5], [1]] , dim = 6
cell rep = phi[[5, 1],[]]+phi[[5],[1]]
TII depth = 1
TII multiplicity polynomial = X+5*X^2
TII subcells:
  tii[25,1] := {0, 1}
  tii[25,2] := {2, 3}
  tii[25,3] := {4, 5}
  tii[25,4] := {6, 7}
  tii[25,5] := {8, 9}
  tii[25,6] := {10}