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|---|---|---|
 0001104659-21-037708-index-headers.html | 2021-03-17 16:18:49 | |
| 0001104659-21-037708-index.html | 2021-03-17 16:18:49 | |
| 0001104659-21-037708.txt | 2021-03-17 16:18:49 | |
 0001104659-21-037708-xbrl.zip | 66034 | 2021-03-17 16:18:49 |
| FilingSummary.xml | 1736 | 2021-03-17 16:18:49 |
| Financial_Report.xlsx | 5462 | 2021-03-17 16:18:49 |
| MetaLinks.json | 38638 | 2021-03-17 16:18:49 |
| opch-20210315.xsd | 3187 | 2021-03-17 16:18:49 |
| opch-20210315_lab.xml | 34592 | 2021-03-17 16:18:49 |
| opch-20210315_pre.xml | 22711 | 2021-03-17 16:18:49 |
| R1.htm | 38627 | 2021-03-17 16:18:49 |
| report.css | 2767 | 2021-03-17 16:18:49 |
| Show.js | 1085 | 2021-03-17 16:18:49 |
| tm219856d2_8k.htm | 30696 | 2021-03-17 16:18:49 |
 tm219856d2_8kimg001.jpg | 9753 | 2021-03-17 16:18:49 |
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 tm219856d2_ex5-1img001.jpg | 5041 | 2021-03-17 16:18:49 |
 tm219856d2_ex5-1img002.jpg | 2972 | 2021-03-17 16:18:49 |