C21221212121211331313233313131133132333132313223313231331121131
>>
C2122121212121133131323331313113313233313231322331323133112113
<<
C21221212121211331313233313131133132333132313223313231331121133
>>
C21221212121211331313233313131133132333132313223313231331121132
>>