Assemble a musical creation that incorporates the furnished motif and conforms to the predetermined alphabetical structure.
X:1
L:1/8
M:4/4
K:D
['e2 ce', 'A2 fgaf gagf e=cgc ecgc fgaf gece']  
X:1
L:1/8
M:4/4
K:D
|: Adfd e2 ce | fdfd g2 eg | fdfd e2 ce | d2 ed cA A2 :: fgaf gagf | e=cgc ecgc | fgaf gece | 
 d2 ed cA A2 :|  