C212212121212113313132333131311331323331323132233131133132313223313112121
>>
C21221212121211331313233313131133132333132313223313113313231322331311212
<<
C212212121212113313132333131311331323331323132233131133132313223313112123
>>
C212212121212113313132333131311331323331323132233131133132313223313112122
>>