C111123313331323113313331333133313231323221212111133131121311
  >>
   C11112331333132311331333133313331323132322121211113313112131
  <<
   C111123313331323113313331333133313231323221212111133131121313
  >>
 
 
 C111123313331323113313331333133313231323221212111133131121312
  >>