C31211133313132313231323331313132313231313232233132333132333132333132231121
  >>
   C3121113331313231323132333131313231323131323223313233313233313233313223112
  <<
   C31211133313132313231323331313132313231313232233132333132333132333132231123
  >>
 
 
 C31211133313132313231323331313132313231313232233132333132333132333132231122
  >>