C312312111133131121333133313113313331333133313331333133313331333133313231333133313113313231323233211
  >>
   C31231211113313112133313331311331333133313331333133313331333133313331323133313331311331323132323321
  <<
   C312312111133131121333133313113313331333133313331333133313331333133313231333133313113313231323233213
  >>
 
 
 C312312111133131121333133313113313331333133313331333133313331333133313231333133313113313231323233212
  >>