C21221212121211331313233313131133132333132313223313231133132313232113321
>>
C2122121212121133131323331313113313233313231322331323113313231323211332
<<
C21221212121211331313233313131133132333132313223313231133132313232113323
>>
C21221212121211331313233313131133132333132313223313231133132313232113322
>>