C31232233133313221211113313331333133313331212111133131213112121
>>
C3123223313331322121111331333133313331333121211113313121311212
<<
C31232233133313221211113313331333133313331212111133131213112123
>>
C31232233133313221211113313331333133313331212111133131213112122
>>