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| 0001564590-21-043070-index.html | 2021-08-10 16:05:52 | |
| 0001564590-21-043070.txt | 2021-08-10 16:05:52 | |
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| ston-8k_20210630.htm | 29718 | 2021-08-10 16:05:52 |
| ston-ex991_6.htm | 843516 | 2021-08-10 16:05:52 |