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| 0001171843-19-004479-index.html | 2019-07-09 17:01:42 | |
| 0001171843-19-004479.txt | 2019-07-09 17:01:42 | |
 0001171843-19-004479-xbrl.zip | 113271 | 2019-07-09 17:01:42 |
| exh_311.htm | 8504 | 2019-07-09 17:01:42 |
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| f10q_071019p.htm | 584694 | 2019-07-09 17:01:42 |
| FilingSummary.xml | 39426 | 2019-07-09 17:01:42 |
| Financial_Report.xlsx | 62804 | 2019-07-09 17:01:42 |
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| ntic-20190531.xml | 856710 | 2019-07-09 17:01:42 |
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| report.css | 2767 | 2019-07-09 17:01:42 |
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