right alignment (2.25.31)

[Paul Scott]

\version "2.25.31"

\markup{
  \fill-line{
    \column{"REED 2" "Oboe"} \column{"Show Name" {\right-align "2"}}
  }
}
How can I get the "2" to the far right? center-align and left-align give 
the same result. A simple syntax mistake?

TIA,

Paul