C11112331312111112111133133313331333132313233313331311331322211121
  >>
   C1111233131211111211113313331333133313231323331333131133132221112
  <<
   C11112331312111112111133133313331333132313233313331311331322211123
  >>
 
 
 C11112331312111112111133133313331333132313233313331311331322211122
  >>