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|---|---|---|
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| 0001564590-18-002170-index.html | 2018-02-15 12:03:03 | |
| 0001564590-18-002170.txt | 2018-02-15 12:03:03 | |
 g2018021516462904930701.jpg | 12314 | 2018-02-15 12:03:03 |
| gst-8k_20180215.htm | 31265 | 2018-02-15 12:03:03 |
| gst-ex991_6.htm | 79328 | 2018-02-15 12:03:03 |