The regrade looks rather green in the highlights. I had a go at a regrain and regrade, here’s what I came up with:
http://www.framecompare.com/image-compare/screenshotcomparison/PGNNN8TX
http://www.framecompare.com/image-compare/screenshotcomparison/2MNNN8TU
http://www.framecompare.com/image-compare/screenshotcomparison/PPNNN8TX
If you want the Photoshop file with which to generate the LUT, I can provide it.