Develop an original musical piece that integrates the given alphabet sequence and motif.
X:1
L:1/8
M:4/4
K:D
['Adcd fdcd Be^de gede ca^ga =gece |1', 'd2 f2 d2']  
X:1
L:1/8
M:4/4
K:D
|: Adcd fdcd | Be^de gede | ca^ga =gece |1 dfed cBA^G :|2 d2 f2 d2 |: (ed) | cAce gbag | 
 fgaf dfed | cAce gbag | fgaf d2 (cB) | Adcd fdcd | Be^de gede | ca^ga =gece |1 d2 f2 d2 :|2 
 d2 f2 d2 z2 |]  