C111123313121111121111331333133313331333133313331333133313221123321   >>    C11112331312111112111133133313331333133313331333133313331322112332   <<    C111123313121111121111331333133313331333133313331333133313221123323   >>      C111123313121111121111331333133313331333133313331333133313221123322   >>