C31232233133313221211113313331333133313113311331211113313223111
>>
C3123223313331322121111331333133313331311331133121111331322311
<<
C31232233133313221211113313331333133313113311331211113313223113
>>
C31232233133313221211113313331333133313113311331211113313223112
>>