C31321211111333132331211113313331333133313331333133313331333133321312121
  >>
   C3132121111133313233121111331333133313331333133313331333133313332131212
  <<
   C31321211111333132331211113313331333133313331333133313331333133321312123
  >>
 
 
 C31321211111333132331211113313331333133313331333133313331333133321312122
  >>