CueVoice related display problem

[Menu Jacques]

Hello folks,

How can I get the rests parallel to the CueVoice to be as in the attached PNG image, i.e right below the staff?

Also, the flute stems are too short.

Thanks a lot!

JM

%%%%%%%%%%%

\version "2.19.22"

\relative {
  \clef "alto"
  \key d \major
  \time 2/4

  a16 ( [ cis16 a16 cis16 ) ] a8 -. r8 | % 232
  R2*2

  <<
    {
      R2 R2 R2 R2
      \cueClefUnset
    }
    \new CueVoice {
      \set instrumentCueName = "Flöte"
      \cueClef "treble"
      \relative {
        a'8 -. [ a8 -. a8 -. a8 -. ] | % 234
        a4. r8 | % 235
        a8 -. [ a8 -. a8 -. a8 -. ] | % 236
        a8 -. [ b8 -. cis8 -. ] r8
      }
    }
  >>

  d,2 | % 239
  <a' e'>8 -. [ -. [ <a e'>8 -. -. <a e'>8 -. ] -. ] r8 | % 240
}

%%%%%%%%%%%

What I get:

What I’d like to get: