C21221212121323223313131323132322331323233132332132313132311211
>>
C2122121212132322331313132313232233132323313233213231313231121
<<
C21221212121323223313131323132322331323233132332132313132311213
>>
C21221212121323223313131323132322331323233132332132313132311212
>>