C313212111133131211331333133313331333133312111133133313331333133313331333133313231333133311212322221
  >>
   C31321211113313121133133313331333133313331211113313331333133313331333133313331323133313331121232222
  <<
   C313212111133131211331333133313331333133312111133133313331333133313331333133313231333133311212322223
  >>
 
 
 C313212111133131211331333133313331333133312111133133313331333133313331333133313231333133311212322222
  >>