Generate a piece of music. The title is Ech sin eso' al, ech sin eso' kal.  
X:1
T:Ech sin eso' al, ech sin eso' kal (3-19), S. 50f
T:Ech sin eso' al, ech sin eso' kal (3-19), S. 50f
C:Music21
L:1/8
M:none
I:linebreak $
K:C
V:1 treble 
V:1
 C/ | C/ c c c | c B A | G G G | E2 | G | A2 A | B A B | c2 | c | f2 f | f e d | e3/2 e/ e | e d | %14
 c | d2 d | d c B | c B A | G2 | G | f3/2 f/ f | f e d | e3/2 e/ e | e d | c | d3/2 d/ d | f d B | %27
 d3/2 c/ B | c2 z || %29  