C2122121212121133132213231313231313231323223313231322331323133313231333231   >>    C212212121212113313221323131323131323132322331323132233132313331323133323   <<    C2122121212121133132213231313231313231323223313231322331323133313231333233   >>      C2122121212121133132213231313231313231323223313231322331323133313231333232   >>