C111123313121111121111331333133313331323221211113311233132332323131   >>    C11112331312111112111133133313331333132322121111331123313233232313   <<    C111123313121111121111331333133313331323221211113311233132332323133   >>      C111123313121111121111331333133313331323221211113311233132332323132   >>