C212212121212113313221323131323131323132322331323132233132322132333111
  >>
   C21221212121211331322132313132313132313232233132313223313232213233311
  <<
   C212212121212113313221323131323131323132322331323132233132322132333113
  >>
 
 
 C212212121212113313221323131323131323132322331323132233132322132333112
  >>