C111123313121111121111331333133313331333133313331333133313331322311112331   >>    C11112331312111112111133133313331333133313331333133313331333132231111233   <<    C111123313121111121111331333133313331333133313331333133313331322311112333   >>      C111123313121111121111331333133313331333133313331333133313331322311112332   >>