C212212121212113313132333131311331323331323132233131133132313233112111
>>
C21221212121211331313233313131133132333132313223313113313231323311211
<<
C212212121212113313132333131311331323331323132233131133132313233112113
>>
C212212121212113313132333131311331323331323132233131133132313233112112
>>