C31232233133313221211113313331333133313331212111112323133313121121
>>
C3123223313331322121111331333133313331333121211111232313331312112
<<
C31232233133313221211113313331333133313331212111112323133313121123
>>
C31232233133313221211113313331333133313331212111112323133313121122
>>