0 0 0 a
1/2 1/2 0 a
0 0 1/2 b
1/2 1/2 1/2 b
0 1/2 z c
1/2 0 -z c
0 0 z d
0 0 -z d
1/2 1/2 -z d
1/2 1/2 z d
x x+1/2 z e
-x -x+1/2 z e
x+1/2 -x -z e
-x+1/2 x -z e
x y z f
-x -y z f
y -x -z f
-y x -z f
-x+1/2 y+1/2 -z f
x+1/2 -y+1/2 -z f
-y+1/2 -x+1/2 z f
y+1/2 x+1/2 z f