C31321211111333132331211113313331333133313331333133313331333133313331211113313331311331313311231211
  >>
   C3132121111133313233121111331333133313331333133313331333133313331333121111331333131133131331123121
  <<
   C31321211111333132331211113313331333133313331333133313331333133313331211113313331311331313311231213
  >>
 
 
 C31321211111333132331211113313331333133313331333133313331333133313331211113313331311331313311231212
  >>