...that shows a plan view with dimensions of the compartments / windows, usw.  These are the single deck "Comfortline" cars;  I think there were 42 of them, built circa 2005-6, by SGP.

I have found a nice interior floor plan via Seat61, but it is non-dimensioned;  if I have to, I can print it out and scale off from the body length, but sometimes those layouts aren't really to scale.

Best, Robert S.