C111123313331323113313331323133313331311331311331333133322131221
  >>
   C11112331333132311331333132313331333131133131133133313332213122
  <<
   C111123313331323113313331323133313331311331311331333133322131223
  >>
 
 
 C111123313331323113313331323133313331311331311331333133322131222
  >>