C31321211111333132331211113313331333133313331333133313331333133313331333231132211
  >>
   C3132121111133313233121111331333133313331333133313331333133313331333133323113221
  <<
   C31321211111333132331211113313331333133313331333133313331333133313331333231132213
  >>
 
 
 C31321211111333132331211113313331333133313331333133313331333133313331333231132212
  >>