C212212121212113313132333131311331323331323132233132311331323211111
>>
C21221212121211331313233313131133132333132313223313231133132321111
<<
C212212121212113313132333131311331323331323132233132311331323211113
>>
C212212121212113313132333131311331323331323132233132311331323211112
>>