Step 1 : image > adjustments > selective colour
Reds:-100,45,100,0
Yellows:100,0,-100,0

Step 2 : selective colour again
Reds:0,10,80,0
Yellows:0,0,-50,0

Step 3 : selective colour again
Reds:-20,0,70,0
Neutrals:-5,-15,0,0

Step 4 : selective colour again
Reds:-100,0,100,0
Yellows:-100,0,-100,0

Step 5 : selective colour again
Reds:100,-20,-30,0

And you're done!

Other example