C212212121212113313221323131323131323132322331323132233132313331333133112131
  >>
   C21221212121211331322132313132313132313232233132313223313231333133313311213
  <<
   C212212121212113313221323131323131323132322331323132233132313331333133112133
  >>
 
 
 C212212121212113313221323131323131323132322331323132233132313331333133112132
  >>