C212212121212113313221323131323133313132322331323231323131322331
>>
C21221212121211331322132313132313331313232233132323132313132233
<<
C212212121212113313221323131323133313132322331323231323131322333
>>
C212212121212113313221323131323133313132322331323231323131322332
>>