C212212121212113313132333131313231323133313231133132333131323223321
>>
C21221212121211331313233313131323132313331323113313233313132322332
<<
C212212121212113313132333131313231323133313231133132333131323223323
>>
C212212121212113313132333131313231323133313231133132333131323223322
>>