C212212121212113313132333131311331323331323132233131133132313221323321
>>
C21221212121211331313233313131133132333132313223313113313231322132332
<<
C212212121212113313132333131311331323331323132233131133132313221323323
>>
C212212121212113313132333131311331323331323132233131133132313221323322
>>