C1112212323132313132313132313232233132333133313233231111
  >>
   C111221232313231313231313231323223313233313331323323111
  <<
   C1112212323132313132313132313232233132333133313233231113
  >>
 
 
 C1112212323132313132313132313232233132333133313233231112
  >>