C21221212121211331313233313131133132333132313223313231311331311211
>>
C2122121212121133131323331313113313233313231322331323131133131121
<<
C21221212121211331313233313131133132333132313223313231311331311213
>>
C21221212121211331313233313131133132333132313223313231311331311212
>>