C212212121212113313132333131311331323331323132233131133132313232111221
>>
C21221212121211331313233313131133132333132313223313113313231323211122
<<
C212212121212113313132333131311331323331323132233131133132313232111223
>>
C212212121212113313132333131311331323331323132233131133132313232111222
>>