Assemble a musical creation that incorporates the furnished motif and conforms to the predetermined alphabetical structure.
X:1
L:1/8
M:9/8
K:D
['FA AB A2', 'BA fa af d2 ef ed BA']  
X:1
L:1/8
M:9/8
K:D
|: FA AB A2 | FA AD B/c/d | FA AB A2 | ef ed BA :: fa af d2 | ef ed BA | fd ec d2 | B=c BA F/E/D :|  