C313212111133131211331333133313331333133313331123313231221
  >>
   C31321211113313121133133313331333133313331333112331323122
  <<
   C313212111133131211331333133313331333133313331123313231223
  >>
 
 
 C313212111133131211331333133313331333133313331123313231222
  >>