C3132121111331312113313331333133313231323133313331333132233132222311   >>    C313212111133131211331333133313331323132313331333133313223313222231   <<    C3132121111331312113313331333133313231323133313331333132233132222313   >>      C3132121111331312113313331333133313231323133313331333132233132222312   >>