4-Hole C(-1 октава)
1 -1 2 -2 3 -3 -4 4 4 -4 -3 3 -2 2 -1 1
4-Hole B(-1 октава)
-1' 1' -2 2' -3' 3' 4 -4' -4' 4 3' -3' 2' -2 1' -1'