C212212121212113313132333131311331323331323132233132313231313231111
>>
C21221212121211331313233313131133132333132313223313231323131323111
<<
C212212121212113313132333131311331323331323132233132313231313231113
>>
C212212121212113313132333131311331323331323132233132313231313231112
>>