C212212121212113313221323131323131323132322331323132233132313231313213111
>>
C21221212121211331322132313132313132313232233132313223313231323131321311
<<
C212212121212113313221323131323131323132322331323132233132313231313213113
>>
C212212121212113313221323131323131323132322331323132233132313231313213112
>>