C3132121111331312113313331333133313231323133313331333132233132233332132311   >>    C313212111133131211331333133313331323132313331333133313223313223333213231   <<    C3132121111331312113313331333133313231323133313331333132233132233332132313   >>      C3132121111331312113313331333133313231323133313331333132233132233332132312   >>