C31321211111333132331211113313331333133313331333133313331333132331123232211
  >>
   C3132121111133313233121111331333133313331333133313331333133313233112323221
  <<
   C31321211111333132331211113313331333133313331333133313331333132331123232213
  >>
 
 
 C31321211111333132331211113313331333133313331333133313331333132331123232212
  >>