Develop a musical piece employing the provided motif and an alphabet-based structure.
X:1
L:1/8
M:2/2
K:A
['e2 (fg a2)', '(fa)ec A2']  
X:1
L:1/8
M:2/2
K:A
 e2 (fg a2) e2 |{g} feae fecc |S e2 (fg a2) c2 | efec (BA)FA | e2 (fg a2) e2 |{g} feae fecc | 
 e2 (fg a2) c2 | efec (BA)FF || A2 Ac BA[ce]e | (fa)ec (BA)FA | E2 A2 BA[ce]e | (fa)ec A2 A2 |: 
 A2 A2 (BA)[ce]e | (fa)ec (BA)FA | E2 A2 BA[ce]e |1 (fa)ec A2 E2 :|2 (fa)ec A2 (3(efg ||  