C111123313331323113313331333133313331323132311331323231311211
  >>
   C11112331333132311331333133313331333132313231133132323131121
  <<
   C111123313331323113313331333133313331323132311331323231311213
  >>
 
 
 C111123313331323113313331333133313331323132311331323231311212
  >>