C31231211113313121211113313331333133313311211331333133313232222212321
>>
C3123121111331312121111331333133313331331121133133313331323222221232
<<
C31231211113313121211113313331333133313311211331333133313232222212323
>>
C31231211113313121211113313331333133313311211331333133313232222212322
>>