C21221212121211331313233313131133132333132313223313232233131121
>>
C2122121212121133131323331313113313233313231322331323223313112
<<
C21221212121211331313233313131133132333132313223313232233131123
>>
C21221212121211331313233313131133132333132313223313232233131122
>>