Develop a musical piece employing the provided motif and an alphabet-based structure.
X:1
L:1/8
Q:1/8=160
M:6/8
K:D
['e d2 B ABA AFD FGA', '', 'b2 e']  
X:1
L:1/8
Q:1/8=160
M:6/8
K:D
 A |S d2 e d2 B | ABA AFD | FGA A2 f | g2 e ede | f2 e d2 B | ABA AFD | FGA Ade | f2 d d2 || 
"^final" d3 d3 |] g | fga afa | afa agf | b2 e b2 e | b2 e gfe | fga afa | aba agf | bab e2 e | 
 e2 f gfe!D.S.! ||  