Parent Directory| Name | Size | Last Modified |
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| 0001564590-20-049228-index.html | 2020-10-30 13:12:24 | |
| 0001564590-20-049228.txt | 2020-10-30 13:12:24 | |
| astc-8k_20201028.htm | 57824 | 2020-10-30 13:12:24 |
| astc-ex101_6.htm | 211788 | 2020-10-30 13:12:24 |
| astc-ex41_9.htm | 121836 | 2020-10-30 13:12:24 |
| astc-ex51_8.htm | 19415 | 2020-10-30 13:12:24 |
| astc-ex991_7.htm | 10786 | 2020-10-30 13:12:24 |
| astc-ex992_10.htm | 9562 | 2020-10-30 13:12:24 |
 g1p5zohlt41b000001.jpg | 5628 | 2020-10-30 13:12:24 |