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| 0000906345-20-000038-index.html | 2020-05-08 12:32:47 | |
| 0000906345-20-000038.txt | 2020-05-08 12:32:47 | |
 0000906345-20-000038-xbrl.zip | 240921 | 2020-05-08 12:32:47 |
| cpt-20200331.xsd | 55948 | 2020-05-08 12:32:47 |
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| cpt3312020-ex311.htm | 12571 | 2020-05-08 12:32:47 |
| cpt3312020-ex312.htm | 12406 | 2020-05-08 12:32:47 |
| cpt331202010q1q20.htm | 1469890 | 2020-05-08 12:32:47 |
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| cpt3312020ex321.htm | 8781 | 2020-05-08 12:32:47 |
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| Financial_Report.xlsx | 66905 | 2020-05-08 12:32:47 |
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| report.css | 2767 | 2020-05-08 12:32:47 |
| Show.js | 1085 | 2020-05-08 12:32:47 |