C111123313331323113313331333133313331323131231213232212121
  >>
   C11112331333132311331333133313331333132313123121323221212
  <<
   C111123313331323113313331333133313331323131231213232212123
  >>
 
 
 C111123313331323113313331333133313331323131231213232212122
  >>