\version "2.12.2"

\header {
}

staffPiano = \new PianoStaff {
	<<
		\context Staff = "RH" { 
			\clef treble
			\key c \major
			\relative c' { g'
			}
		}
		\context Staff = "LH" { 			
			\clef bass
			\key c \major
			\relative c { ees'^\markup { 
				\postscript #"0.2 setlinewidth 1.5 0 moveto 0.5 0 rlineto stroke 2 0 moveto 0 7.5 rlineto stroke 2 6 moveto -0.5 0 rlineto stroke 2 7.5 moveto -0.5 0 rlineto stroke" }
			}
		}
	>>
}

\score {
	<<
		\staffPiano
	>>
	\layout { }
}

\paper { }