C111123313331323113313331333133313331323131122322331121211
  >>
   C11112331333132311331333133313331333132313112232233112121
  <<
   C111123313331323113313331333133313331323131122322331121213
  >>
 
 
 C111123313331323113313331333133313331323131122322331121212
  >>