C21221212121211331313233313131323132313331323113313233313132111
>>
C2122121212121133131323331313132313231333132311331323331313211
<<
C21221212121211331313233313131323132313331323113313233313132113
>>
C21221212121211331313233313131323132313331323113313233313132112
>>