C21221212121211331313233313131133132333132313223313231312323111
>>
C2122121212121133131323331313113313233313231322331323131232311
<<
C21221212121211331313233313131133132333132313223313231312323113
>>
C21221212121211331313233313131133132333132313223313231312323112
>>