C31231211113313121211113313331333133313311211331333131333131133132313232233121
>>
C3123121111331312121111331333133313331331121133133313133313113313231323223312
<<
C31231211113313121211113313331333133313311211331333131333131133132313232233123
>>
C31231211113313121211113313331333133313311211331333131333131133132313232233122
>>