C111123313121111121111331323133313331333132333133313331323223321111   >>    C11112331312111112111133132313331333133313233313331333132322332111   <<    C111123313121111121111331323133313331333132333133313331323223321113   >>      C111123313121111121111331323133313331333132333133313331323223321112   >>