C313212111113331323312111133133313331333133313331333133313231333133313123232211
  >>
   C31321211111333132331211113313331333133313331333133313331323133313331312323221
  <<
   C313212111113331323312111133133313331333133313331333133313231333133313123232213
  >>
 
 
 C313212111113331323312111133133313331333133313331333133313231333133313123232212
  >>