Produce music using the specified musical structure depicted in letters along with the provided musical theme.
X:1
L:1/8
M:2/2
K:A
['', 'c2({d} (3cBA)', '(aA)cA GBEB cAA :|2 agfe fedc dEFG', '', 'cefe dcBA (BE) E2 cefe cefe fagb', 'cefe (3(fga) ec (BE) E2 ecea fdfa']  
X:1
L:1/8
M:2/2
K:A
 eS |: c2({d} (3cBA) (BE)(ED) | CEAc dfed | c2({d} (3cBA) |1 GABc | defg afed :|2 GABg | 
 afec A/A/A A |]: g | aA A/A/A (aA)cA | GBEB EBEg |1 aA A/A/A (aA)cA | GBEB cAA :|2 agfe fedc | 
 dEFG A2 |] e2 |: ae(c'e) ae(c'e) | be(d'e) be(d'e) | c'e(e'e)c'e(e'e) | dcBA (EA) A2 :| 
 cefe cefe | dcBA (BE) E2 | cefe cefe | fagb afed || cefe cefe | (3(fga) ec (BE) E2 | ecea fdfa | 
 (gb)eg (ae)fSd |]  