Assemble a musical creation that incorporates the furnished motif and conforms to the predetermined alphabetical structure.
X:1
L:1/8
M:6/8
K:A
['A,3 CEA AEA cea fed cdB', 'Ace aga faf ecA dfd cec']  
X:1
L:1/8
M:6/8
K:A
|: A,3 CEA | AEA cea | fed cdB | cAF FEF | A,3 CEA | AEA cea | fed cdB | cAG A2 z :: Ace aga | 
 faf ecA | dfd cec | BAB cAF | Ace aga | faf ecA | dfd cec | BAG A2 z :|  