C11112331333132311331333133313223313231323132333131121131211
  >>
   C1111233133313231133133313331322331323132313233313112113121
  <<
   C11112331333132311331333133313223313231323132333131121131213
  >>
 
 
 C11112331333132311331333133313223313231323132333131121131212
  >>