Develop a musical creation based on the specified alphabetical structure and given motif.
X:1
L:1/8
M:4/4
K:D
['', 'dB AFdB A3 B AFdA FE E2', '(3efg afed (3efg bg afef defe |1']  
X:1
L:1/8
M:4/4
K:D
 dB |: AFdB A3 B | AFdA FE E2 | AFdB Ad (3efg | afeg fdeB :|2 afeg fddf |: afef d2 (3efg | 
 afed (3efg bg | afef defe |1 dBAG Feed :|2 dBAG FD D2 ||  