C21221212121211331313233313131133132333132313223313231323112332321
>>
C2122121212121133131323331313113313233313231322331323132311233232
<<
C21221212121211331313233313131133132333132313223313231323112332323
>>
C21221212121211331313233313131133132333132313223313231323112332322
>>