C222133313331333131123313231333133313331333131123313223313233233313331322121
>>
C22213331333133313112331323133313331333133313112331322331323323331333132212
<<
C222133313331333131123313231333133313331333131123313223313233233313331322123
>>
C222133313331333131123313231333133313331333131123313223313233233313331322122
>>