C21221212121211331313232233131333133112212323132313231312323331
>>
C2122121212121133131323223313133313311221232313231323131232333
<<
C21221212121211331313232233131333133112212323132313231312323333
>>
C21221212121211331313232233131333133112212323132313231312323332
>>