C31232233133313221211113313331333133313331212111111331311331333132212121121
>>
C3123223313331322121111331333133313331333121211111133131133133313221212112
<<
C31232233133313221211113313331333133313331212111111331311331333132212121123
>>
C31232233133313221211113313331333133313331212111111331311331333132212121122
>>