\version "2.18.0"

RH =
\relative c'{
  \compoundMeter #'(2 2 3 8)
  e8 r s4 s4. |
  s8*7 |
}

LH =
\relative c' {
  \clef bass
  \compoundMeter #'(2 2 3 8)
  \slurDown
  bes,16([^\ff d e g] \stemNeutral \change Staff = "RH" bes[ d e g] e[ d bes \change Staff = "LH" g e d)] |
  \stemUp bes([ d e g] \stemNeutral \change Staff = "RH" bes[ d e g] e[ d bes \change Staff = "LH" g e d)] |
}

%
\score {
  <<
    \new PianoStaff <<
      \new Staff = "RH" \RH
      \new Staff = "LH" \LH
    >>
  >>
}
%}