C313212111113331323312111133133313331333133313331333133313331331121111121211
  >>
   C31321211111333132331211113313331333133313331333133313331333133112111112121
  <<
   C313212111113331323312111133133313331333133313331333133313331331121111121213
  >>
 
 
 C313212111113331323312111133133313331333133313331333133313331331121111121212
  >>