Yes, I tried to find those separate seats for the rear too - no luck.
Got myself a very nice grey nappa leather interior though, so was happy with that ...
Here's that rear armrest, just to tease you a little bit
and the A210 door handles with the front armrest:
Obviously, I couldn't leave the armrest unmodified (USB port and carbon lining):
One other mod I can recommend - rear wiper from a W245 (suggested at the time by a fellow member here) - looks better, and fits without any alterations:
Oh, and the bonnet star: