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| 0001564590-20-042961-index.html | 2020-09-09 15:52:13 | |
| 0001564590-20-042961.txt | 2020-09-09 15:52:13 | |
| astc-ex11_162.htm | 223840 | 2020-09-09 15:52:13 |
| astc-ex231_219.htm | 4616 | 2020-09-09 15:52:13 |
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| astc-s1a.htm | 926296 | 2020-09-09 15:52:13 |
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