Develop a musical creation based on the specified alphabetical structure and given motif.
X:1
L:1/8
Q:1/8=128
M:4/4
K:D
['d2 f<a A>a (3(fed)', 'd>e f>d f<a f>d', 'd>A d>e f>d f<a f>d g>B e>d']  
X:1
L:1/8
Q:1/8=128
M:4/4
K:D
|: d2 f<a A>a (3(fed) | c2 A>c e>f (3(gfe) | d2 f<a A>a (3(fed) |1 (3(cBA) (3(gfe) d2 (3(ABc) :|2 
 c>A (3(gfe) D2 d>A |: d2 f<a A>a (3(fed) | c2 A>c e>f (3(gfe) | d2 f<a A>a (3(fed) |1 
 (3(cBA) (3(gfe) d2 (3(ABc) :|2 c>A (3(gfe) D2 d>A |: d>e f>d f<a f>d | g>B e>d c>e (3(ABc) | 
 d>e f>d f<a f>d | (3(cBA) (3(gfe) d2 d>A | d>e f>d f<a f>d | g>B e>d c>e (3(efg) | 
 (3(agf) (3(gfe) (3(fed) (3(efg) | c>A (3(gfe) d2 d2 :|  