C222133313331333131123313231333133313331311111211113313331311221123231322121
>>
C22213331333133313112331323133313331333131111121111331333131122112323132212
<<
C222133313331333131123313231333133313331311111211113313331311221123231322123
>>
C222133313331333131123313231333133313331311111211113313331311221123231322122
>>