C11111333133313232233133313331333131133133311331322131121131
  >>
   C1111133313331323223313331333133313113313331133132213112113
  <<
   C11111333133313232233133313331333131133133311331322131121133
  >>
 
 
 C11111333133313232233133313331333131133133311331322131121132
  >>