C31231211113313121211113313331333133313311211331333133313331311311311211
>>
C3123121111331312121111331333133313331331121133133313331333131131131121
<<
C31231211113313121211113313331333133313311211331333133313331311311311213
>>
C31231211113313121211113313331333133313311211331333133313331311311311212
>>