C31232233133313221211113313331333132313331322121111331133112121
>>
C3123223313331322121111331333133313231333132212111133113311212
<<
C31232233133313221211113313331333132313331322121111331133112123
>>
C31232233133313221211113313331333132313331322121111331133112122
>>