Please read the following table in Markdown format and then answer the question according to the table. Table cells in one row are seperated by '|', and different rows are seperated by '
'.

Table:
| Date | Opponent | Score | Loss | Attendance | Record |
| --- | --- | --- | --- | --- | --- |
| September 1 | @ Giants | 2–1 | Speier (3–2) | 41034.0 | 59–75 |
| September 2 | @ Giants | 3–1 | Chacón (6–9) | 41812.0 | 59–76 |
| September 3 | @ Giants | 4–1 | Rueter (12–11) | 41528.0 | 60–76 |
| September 4 | Dodgers | 5–2 | Baldwin (9–8) | 30455.0 | 61–76 |
| September 5 | Dodgers | 7–2 | Myers (1–3) | 31791.0 | 61–77 |
| September 6 | Dodgers | 9–5 | Hampton (13–11) | 31407.0 | 61–78 |
| September 7 | Giants | 3–2 (12) | Worrell (2–3) | 33473.0 | 62–78 |
| September 8 | Giants | 7–3 | Jennings (3–1) | 32825.0 | 62–79 |
| September 9 | Giants | 9–4 (11) | Belitz (0–1) | 36862.0 | 62–80 |
| September 17 | Diamondbacks | 7–3 | Davis (1–4) | 31111.0 | 62–81 |
| September 18 | Diamondbacks | 10–9 | Kim (5–6) | 30552.0 | 63–81 |
| September 19 | Diamondbacks | 8–2 | Lopez (8–18) | 30301.0 | 64–81 |
| September 20 | @ Expos | 8–3 | Powell (4–3) | 3307.0 | 64–82 |
| September 21 | @ Expos | 11–9 (11) | Mota (1–3) | 10510.0 | 65–82 |
| September 22 | @ Expos | 3–1 | Elarton (4–9) | 9707.0 | 65–83 |
| September 23 | @ Expos | 5–3 | Stewart (1–1) | 9282.0 | 66–83 |
| September 24 | Padres | 15–11 | Lundquist (0–1) | 30774.0 | 67–83 |
| September 25 | Padres | 8–7 | Hampton (14–12) | 31193.0 | 67–84 |
| September 26 | Padres | 3–1 | Speier (5–3) | 30711.0 | 67–85 |
| September 27 | Padres | 13–9 | Herndon (2–6) | 31162.0 | 68–85 |
| September 28 | Brewers | 6–5 | Leskanic (2–6) | 44109.0 | 69–85 |
| September 29 | Brewers | 14–12 | Haynes (8–16) | 35848.0 | 70–85 |
| September 30 | Brewers | 10–0 | D'Amico (2–4) | 31545.0 | 71–85 |
Question:
Who was the opponent on September 17?
Answer:
Diamondbacks