C11111333133313232233133313331333133112111112113313331311331322133213311
  >>
   C1111133313331323223313331333133313311211111211331333131133132213321331
  <<
   C11111333133313232233133313331333133112111112113313331311331322133213313
  >>
 
 
 C11111333133313232233133313331333133112111112113313331311331322133213312
  >>