Create a musical piece that integrates the provided motif and follows the prescribed alphabetical structure.
X:1
L:1/8
M:6/8
K:Dmix
['A2 D B2 D', 'GAG GFE', 'cBA GAG GFE', 'GFE dDD cDD BDD AFD CEG cBA']  
X:1
L:1/8
M:6/8
K:Dmix
|: A2 D B2 D | ABG FED | A2 D B2 D | GAG GFG | A2 D B2 D | ABG FDB, | CEG cBA |1 GAG GFG :|2 
 GAG GFE |: dfa afd | ded cAG | FGA cAF | GAG GFE | dfa afa | geg fdf | e^cA DFA | GAG GFE :: 
 d3 dfd | dAG FED | dfd dAF | GEF GFE |1 dfd ^cec | BdB AFD | CEG cBA | GAG GFE :|2 d/e/fd e^cA | 
 B/^c/dB AFD | =C/D/EG cBA | GAG GFE |: dDD cDD | BDD ADD | dDD cDD | GAG GFE | dDD cDD | BDD AFD | 
 CEG cBA |1 GAG GFE :|2 GAG GFG ||  