Produce music using the specified musical structure depicted in letters along with the provided musical theme.
X:1
L:1/8
Q:1/2=120
M:2/2
K:A
['eg a2', 'ceAe ceAe ceAa fedc']  
X:1
L:1/8
Q:1/2=120
M:2/2
K:A
 eg | a2 eg a2 eg | a2 ea fedc | dfBf dfBf | dfba gefg | a2 eg a2 eg | a2 ea fedc | defe dcBA | 
 E2 G2 A2 :| ed | ceAe ceAe | ceAa fedc | dfBf dfBf | dfBb gfed | ceAe ceAe | ceAa fedc | 
 defe dcBA | E2 G2 A2 :|  