C31232233133313221211113313331333133313331212111113331121132211
>>
C3123223313331322121111331333133313331333121211111333112113221
<<
C31232233133313221211113313331333133313331212111113331121132213
>>
C31232233133313221211113313331333133313331212111113331121132212
>>