0 0 0 a
1/2 0 0 b
0 1/2 0 c
0 0 1/2 d
1/2 1/2 0 e
1/2 0 1/2 f
0 1/2 1/2 g
1/2 1/2 1/2 h
x 0 0 i
-x 0 0 i
x 0 1/2 j
-x 0 1/2 j
x 1/2 0 k
-x 1/2 0 k
x 1/2 1/2 l
-x 1/2 1/2 l
0 y 0 m
0 -y 0 m
0 y 1/2 n
0 -y 1/2 n
1/2 y 0 o
1/2 -y 0 o
1/2 y 1/2 p
1/2 -y 1/2 p
0 0 z q
0 0 -z q
1/2 0 z r
1/2 0 -z r
0 1/2 z s
0 1/2 -z s
1/2 1/2 z t
1/2 1/2 -z t
x y z u
-x -y z u
-x y -z u
x -y -z u