Originally Posted by
_GUI_
Oops!, could you explain more?
As usually I started from an underexposed noise-free image (resulting of blending the 3 RAW files) and applied two curves: one to increase brightness (protecting the highlights with a defocused layer mask), and a second one to increase global contrast.
In this case I needed to apply an additional correction in the window on the left to eliminate the magenta cast produced by sunlight when compared to the artificial light that was used for general WB.
BR