C31232233133313221211113313331333133313113311331211111333112121
>>
C3123223313331322121111331333133313331311331133121111133311212
<<
C31232233133313221211113313331333133313113311331211111333112123
>>
C31232233133313221211113313331333133313113311331211111333112122
>>