C313212111133131211331333133313331333133313231333133313331333132212111133133313331333131323233211
  >>
   C31321211113313121133133313331333133313331323133313331333133313221211113313331333133313132323321
  <<
   C313212111133131211331333133313331333133313231333133313331333132212111133133313331333131323233213
  >>
 
 
 C313212111133131211331333133313331333133313231333133313331333132212111133133313331333131323233212
  >>