C31232233133313221211113313331333131211113313232213331121131211
>>
C3123223313331322121111331333133313121111331323221333112113121
<<
C31232233133313221211113313331333131211113313232213331121131213
>>
C31232233133313221211113313331333131211113313232213331121131212
>>