Allright this time I can tell that I've found the one.
It's w968 Golden with H3 ML 42 and H3 ML 37.
At first, I thought that 42 is too hard, 37 - too soft.
But now I play with both of them unboosted (booster effect went away, I boosted the black one with 3 layers of Haifu black initially, red...