C33331211113313331211113313331333133313223313311211113313123313231322131
>>
C3333121111331333121111331333133313331322331331121111331312331323132213
<<
C33331211113313331211113313331333133313223313311211113313123313231322133
>>
C33331211113313331211113313331333133313223313311211113313123313231322132
>>