C2122121212121133132213231313231313231323223313231322331323331323331322132211
>>
C212212121212113313221323131323131323132322331323132233132333132333132213221
<<
C2122121212121133132213231313231313231323223313231322331323331323331322132213
>>
C2122121212121133132213231313231313231323223313231322331323331323331322132212
>>