C111123313331323113313331323133313331311331311331333132213231131
  >>
   C11112331333132311331333132313331333131133131133133313221323113
  <<
   C111123313331323113313331323133313331311331311331333132213231133
  >>
 
 
 C111123313331323113313331323133313331311331311331333132213231132
  >>