Write a musical work incorporating the specified theme and letter-based framework.
X:1
L:1/8
M:2/2
K:Amin
['e3 f ecAc']  
X:1
L:1/8
M:2/2
K:Amin
|:"Am" a2 a2 A,3 B, | CA,DC A,3 B, |"C" CB,CD EDEG | AcBd cdeg |"Am" a3 g edcd eged cAGA | 
"C" cdeg edcA |"G" GEDC |"Am" A,4 ::[K:Amix]"A" e3 f ecAc | efgf ecA=c |"G" BA G2- GAB=c | 
 dBGA (3B=cB"A" A2 |"A" e3 f ecAc | egfa gdef |"G" gfed B2 AG | EGAB"A" A4 :|  