C31321211111333132331211113313331333133313331333133313331313331333131333131112211
  >>
   C3132121111133313233121111331333133313331333133313331333131333133313133313111221
  <<
   C31321211111333132331211113313331333133313331333133313331313331333131333131112213
  >>
 
 
 C31321211111333132331211113313331333133313331333133313331313331333131333131112212
  >>