Develop a piece of music by incorporating the provided motif and following the outlined musical structure represented by alphabet characters.
X:1
L:1/8
M:2/2
K:D
['(AG) (3(FED)', 'GBAG (3(FED) (AD) BDAD (3(FED) (3ABc d2', 'dfed cABG (3(ABA) AB cAB^G A2 (3(ABc)']  
X:1
L:1/8
M:2/2
K:D
 (AG) | (3(FED) (AD) BDAD | (3(FED) (3ABc d2 (AG) | (3(FED) AD BG (3(GFG) | BdcA GBAG || 
 (3(FED) (AD) BDAD | (3(FED) (3ABc d2 (3(ABc) | dfec dc (3(ABc) | dcAF G2 | (AB) | 
 cABG (3(ABA) AB | cAB^G A2 (ed) | cBcd eaaf | gedc dfed || cABG (3(ABA) AB | cAB^G A2 (3(ABc) | 
 dfec dc (3(ABc) | dcAF G2 |]  