C31232233133313221211113313331333133313331212111113331311212131
>>
C3123223313331322121111331333133313331333121211111333131121213
<<
C31232233133313221211113313331333133313331212111113331311212133
>>
C31232233133313221211113313331333133313331212111113331311212132
>>