Minimal stick candidate for 5.2.1

5²₁ minimal stick candidate (8 vertices)

-3.582943 -7.687947 0.220880
-1.248102 6.323287 -0.315926
0.351587 -1.070047 1.796268
4.915089 -0.155376 -1.592700

-3.231669 0.973630 -2.203206
-2.578779 3.835046 1.687245
1.910259 -1.421347 -2.196196
3.464640 -0.797126 2.603593