C11231323321111331312111133133313331323223313233311211311
  >>
   C1123132332111133131211113313331333132322331323331121131
  <<
   C11231323321111331312111133133313331323223313233311211313
  >>
 
 
 C11231323321111331312111133133313331323223313233311211312
  >>