Parent Directory| Name | Size | Last Modified |
|---|---|---|
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| 0001564590-16-016754-index.html | 2016-04-27 16:08:47 | |
| 0001564590-16-016754.txt | 2016-04-27 16:08:47 | |
| extr-8k_20160427.htm | 23789 | 2016-04-27 16:08:47 |
| extr-ex991_6.htm | 976349 | 2016-04-27 16:08:47 |