Assemble a musical creation that incorporates the furnished motif and conforms to the predetermined alphabetical structure.
X:1
L:1/8
M:2/4
K:D
['AF F/G/F/E/ DF FD/F/', 'fe cB/c/ ec BA']  
X:1
L:1/8
M:2/4
K:D
 d>B | AF F/G/F/E/ | DF FD/F/ | AF AF | E2 E3/2 |1 B/ | AF F/G/F/E/ | DF FD/F/ | AF/A/ Bc | d2 :|2 
 F/ | GE E/F/E/D/ | CE E>A | FA Bc | d2 |] dA | dA/d/ fe | cB/c/ ec | BA B>c | BA FA | dA/d/ fe | 
 cB/c/ ec | BA Bc | d2 :|  