C111123313331323113313331323133313331311331311331333132222311
  >>
   C11112331333132311331333132313331333131133131133133313222231
  <<
   C111123313331323113313331323133313331311331311331333132222313
  >>
 
 
 C111123313331323113313331323133313331311331311331333132222312
  >>