C312312111111331312111133132313331333133313331313331333133313331323132313123121
>>
C31231211111133131211113313231333133313331333131333133313331333132313231312312
<<
C312312111111331312111133132313331333133313331313331333133313331323132313123123
>>
C312312111111331312111133132313331333133313331313331333133313331323132313123122
>>