Construct a musical piece utilizing the given sequence in alphabetical form and the supplied motif.
X:1
L:1/8
Q:1/8=180
M:2/2
K:D
['fe (3def', 'faab afdf']  
X:1
L:1/8
Q:1/8=180
M:2/2
K:D
 fe (3def edBd | fddc d2 ag | fe (3def edBc | dBAF E2 D2 | fe (3def edBd | fddc defg | afge fdec | 
 dBAF E2 D2 || faab afdf | abaf gfeg | faab afdf | gfed B2 A2 | faab afdf | abaf gfeg | 
 fa a2 gb b2 | gfef gbaf |"^final" d8 |]  