Generate a musical piece using the presented motif and follow the alphabetical structure provided.
X:1
L:1/8
M:3/4
K:G
['G2 GD GB', 'e2 c2 A2', 'd2 dB GB']  
X:1
L:1/8
M:3/4
K:G
|: Gc BA | G2 GD GB | G2 GD GB | d2 dc Bc | A2 AB AF | D2 FD FA | D2 FD FA | d2 dc BA |1 B2 :|2 
 G2 |: DB GB | d2 dB Gg | e2 c2 A2 | F2 FA dc | B2 GB d^c | dG Bd gf | e2 c2 A2 | FA dc BA | G2 :: 
[K:C] gf ed | c2 cG EG | c2 cG EG | ed cB AG | F2 FD ^cd | d2 dB GB | d2 dB GB | gf ed cB | c2 :|  