C2122121212121133132213231313231323131323223313231322331323133313331323321221
>>
C212212121212113313221323131323132313132322331323132233132313331333132332122
<<
C2122121212121133132213231313231323131323223313231322331323133313331323321223
>>
C2122121212121133132213231313231323131323223313231322331323133313331323321222
>>