Formulate a musical piece by utilizing the specified motif and alphabet-based structure.
X:1
L:1/8
M:6/8
K:A
['Ace a3 age f3 fed cAc', 'c2 c']  
X:1
L:1/8
M:6/8
K:A
|: Ace | a3 age | f3 fed | cAc Bc^d | e3 Ace | a3 age | f3 fed | cAc BAG | A3 :: B2 B | c2 c d2 d | 
 c2 c B2 B | c2 c dcA | B2 E | BEB cAc | d3 e3 | agf edc | BAG A3 :|  