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| 0000858877-15-000079-index.html | 2015-12-04 16:39:01 | |
| 0000858877-15-000079.txt | 2015-12-04 16:39:01 | |
| ex51opinion-1mainstream.htm | 22869 | 2015-12-04 16:39:01 |
| exh991-1mainstream2012stoc.htm | 132810 | 2015-12-04 16:39:01 |
| exh992-1mainstream2015eip.htm | 87147 | 2015-12-04 16:39:01 |
| exh993-1mainstreamstockopt.htm | 25293 | 2015-12-04 16:39:01 |
| exh994-1mainstreamrsuassum.htm | 21374 | 2015-12-04 16:39:01 |
| exhibit231-1mainstream.htm | 2840 | 2015-12-04 16:39:01 |
| forms-8x1mainstream.htm | 165362 | 2015-12-04 16:39:01 |