C222133313331333131123313231333133313331311111211113313331322121111113133131
>>
C22213331333133313112331323133313331333131111121111331333132212111111313313
<<
C222133313331333131123313231333133313331311111211113313331322121111113133133
>>
C222133313331333131123313231333133313331311111211113313331322121111113133132
>>