C312322331333132212111133133313331323133313221211111333233121121
>>
C31232233133313221211113313331333132313331322121111133323312112
<<
C312322331333132212111133133313331323133313221211111333233121123
>>
C312322331333132212111133133313331323133313221211111333233121122
>>