C31211133313132313231323331313132313231313232233132333132333132323213231221
  >>
   C3121113331313231323132333131313231323131323223313233313233313232321323122
  <<
   C31211133313132313231323331313132313231313232233132333132333132323213231223
  >>
 
 
 C31211133313132313231323331313132313231313232233132333132333132323213231222
  >>