C31231211111133131211113313331323133313331311233132313231333133313231131131
>>
C3123121111113313121111331333132313331333131123313231323133313331323113113
<<
C31231211111133131211113313331323133313331311233132313231333133313231131133
>>
C31231211111133131211113313331323133313331311233132313231333133313231131132
>>