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
['AB c2 Bc']  
X:1
L:1/8
M:2/2
K:A
 AB |"A" c2 Bc e2 cB |"D" ABAF"A" E2 AB | c2 Bc ecAc |"E" B6 AB |"A" c2 Bc e2 cB | 
"D" ABAF"A" E2 AB | cBce"E" BABe |"A" A6 :: cd |"A" e2 ce a2 ga |"D" fecd"A" e2 cd | e2 ce a2 ga | 
"F#m" f6 ef |"A" a2 A2 A2 cB |"D" ABAF"A" E2 AB | cBce"E" BABe |"A" A6 :|  