C212212121212113313132333131311331323331323132233132333132233111
>>
C21221212121211331313233313131133132333132313223313233313223311
<<
C212212121212113313132333131311331323331323132233132333132233113
>>
C212212121212113313132333131311331323331323132233132333132233112
>>