C312322331333132212111133133313331323133313221211331333132322121111123233121
>>
C31232233133313221211113313331333132313331322121133133313232212111112323312
<<
C312322331333132212111133133313331323133313221211331333132322121111123233123
>>
C312322331333132212111133133313331323133313221211331333132322121111123233122
>>