-4.949747468305833	-1.	3.5355339059327378
-4.949747468305832	-1.	-6.363961030678927
0.	-8.	-1.4142135623730951
0.	6.	-1.4142135623730951
0.	6.	8.485281374238571
4.949747468305832	-1.	-6.363961030678927
4.949747468305832	-1.	3.535533905932737