Develop a musical piece employing the provided motif and an alphabet-based structure.
X:1
L:1/8
M:6/8
K:D
['de/f/d dBd dDd ddd/c/ dfa', 'g fdf a2', "d'2 a afd"]  
X:1
L:1/8
M:6/8
K:D
 A | d3 de/f/d | dBd dDd | ddd/c/ dfa | gee efg | fed de/f/d | dBd dDd | ddd/c/ dfa | gec d2 :: g | 
 fdf a2 g | fdf a2 f | gee e2 f | gee eag | fff geg | fed dBA | AFA d2 e | fdd d2 :: a | 
 d'2 a afd | d'2 a afd | fed fg/a/d | fee e2 a | d'2 a afd | d'2 a afd | df/e/d/c/ dBA | Bdd d2 :|  