C313212111113331323312111133133313331333133312121111331313331123313231323113121
>>
C31321211111333132331211113313331333133313331212111133131333112331323132311312
<<
C313212111113331323312111133133313331333133312121111331313331123313231323113123
>>
C313212111113331323312111133133313331333133312121111331313331123313231323113122
>>