C222133313331333131123313231333133313331311111211113313331311331333133313233211
>>
C22213331333133313112331323133313331333131111121111331333131133133313331323321
<<
C222133313331333131123313231333133313331311111211113313331311331333133313233213
>>
C222133313331333131123313231333133313331311111211113313331311331333133313233212
>>