C313212111113331323312111133133313331333133312121111331331121111111
>>
C31321211111333132331211113313331333133313331212111133133112111111
<<
C313212111113331323312111133133313331333133312121111331331121111113
>>
C313212111113331323312111133133313331333133312121111331331121111112
>>