C31232233133313221211113313331333133313113311331333132322112121
>>
C3123223313331322121111331333133313331311331133133313232211212
<<
C31232233133313221211113313331333133313113311331333132322112123
>>
C31232233133313221211113313331333133313113311331333132322112122
>>