C31232233133313221211113313331333133313331212111133132323112131
>>
C3123223313331322121111331333133313331333121211113313232311213
<<
C31232233133313221211113313331333133313331212111133132323112133
>>
C31232233133313221211113313331333133313331212111133132323112132
>>