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| 0001628280-21-021747.txt | 2021-11-04 16:00:04 | |
 0001628280-21-021747-xbrl.zip | 218495 | 2021-11-04 16:00:04 |
| crdf-093021exhibit311.htm | 10820 | 2021-11-04 16:00:04 |
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| crdf-093021exhibit321.htm | 6228 | 2021-11-04 16:00:04 |
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| report.css | 2767 | 2021-11-04 16:00:04 |
| Show.js | 1085 | 2021-11-04 16:00:04 |