C212212121212113313132333131311331323331323132233131133132313233313221231
>>
C21221212121211331313233313131133132333132313223313113313231323331322123
<<
C212212121212113313132333131311331323331323132233131133132313233313221233
>>
C212212121212113313132333131311331323331323132233131133132313233313221232
>>