C11112331312111112111133133313121111331323132333132233132313331312331333112311   >>    C1111233131211111211113313331312111133132313233313223313231333131233133311231   <<    C11112331312111112111133133313121111331323132333132233132313331312331333112313   >>      C11112331312111112111133133313121111331323132333132233132313331312331333112312   >>