import graph3;
import three;
size(7.5cm,0);
pen p=black+1;
draw(unithemisphere,white+opacity(0.1));
currentprojection=orthographic((0.984807753012,0.173648177667,0.3));
draw(Arc((-0.306038192597,-0.840833023654,0.937755427376),(-0.162839521084,-0.0287130010931,0.937755427376),(0.106285948907,-0.126666661452,0.937755427376),(0,0,1),false),p);
draw(Arc((0.881201855125,0.155379662509,0.937755427376),(0.106285948907,-0.126666661452,0.937755427376),(0.0565535721768,0.155379662545,0.937755427376),(0,0,1),false),p);
draw(Arc((-0.575163662529,0.685453361146,0.937755427376),(0.0565535721768,0.155379662545,0.937755427376),(-0.162839521084,-0.0287130010931,0.937755427376),(0,0,1),false),p);
draw(Arc((-0.718362334114,-1.97368429197,-6.70460256483e-13),(-0.718362334245,-0.126666661452,-6.70460256483e-13),(0.468877713753,-0.558786699852,-6.70460256483e-13),(0,0,1),false),p);
label("$1$",(-0.0866450994011,-0.238055454111,-6.70460256483e-13));
draw(Arc((2.06844190295,0.364722115518,-6.70460256483e-13),(0.468877713753,-0.558786699852,-6.70460256483e-13),(0.249484620493,0.685453361305,-6.70460256483e-13),(0,0,1),false),p);
label("$1$",(0.24948462047,0.0439908698608,-6.70460256483e-13));
draw(Arc((-1.35007956884,1.60896217645,-6.70460256483e-13),(0.249484620493,0.685453361305,-6.70460256483e-13),(-0.718362334245,-0.126666661452,-6.70460256483e-13),(0,0,1),false),p);
label("$1$",(-0.162839521069,0.19406458425,-6.70460256483e-13));
draw((-0.718362334245,-0.126666661452,-6.70460256483e-13)--(-0.718362334245,-0.126666661452,0.498969240916),p);
draw((-0.718362334245,-0.126666661452,0.498969240916)--(-0.162839521084,-0.0287130010931,0.937755427376),p);
label("$23\bar2$",(-0.440600927665,-0.0776898312726,0.718362334146),align=right);
draw((0.468877713753,-0.558786699852,-2.50062746099e-13)--(0.468877713752,-0.558786699852,0.498969240916),p);
draw((0.468877713752,-0.558786699852,0.498969240916)--(0.106285948907,-0.126666661452,0.937755427376),p);
label("$2$",(0.28758183133,-0.342726680652,0.718362334146),align=right);
draw((0.249484620493,0.685453361305,-1.23607633261e-12)--(0.249484620493,0.685453361305,0.498969240916),p);
draw((0.249484620493,0.685453361305,0.498969240916)--(0.0565535721768,0.155379662545,0.937755427376),p);
label("$3$",(0.153019096335,0.420416511925,0.718362334146),align=right);
pen dp = blue+4;
pen dpi = red+4;
dot((-0.162839521084,-0.0287130010931,0.937755427376),dp);
dot((0.106285948907,-0.126666661452,0.937755427376),dp);
dot((0.0565535721768,0.155379662545,0.937755427376),dp);
dot((-0.718362334245,-0.126666661452,-6.70460256483e-13),dp);
dot((0.468877713753,-0.558786699852,-2.50062746099e-13),dp);
dot((0.249484620493,0.685453361305,-1.23607633261e-12),dp);
dot((-0.718362334245,-0.126666661452,0.498969240916),dp);
dot((0.468877713752,-0.558786699852,0.498969240916),dp);
dot((0.249484620493,0.685453361305,0.498969240916),dp);