Produce music using the specified musical structure depicted in letters along with the provided musical theme.
X:1
L:1/8
Q:1/8=360
M:12/8
K:D
['A2 a', 'c2 A cee']  
X:1
L:1/8
Q:1/8=360
M:12/8
K:D
 A2 a aga Agf gfg | A2 a aga efg efg | A2 a aga A2 g gfe | f/g/af gfe d3 d3 | A2 a aga A2 g gfg | 
 A2 a agf efg efg | agf gfe fed edc | BAB gfe d3 d3 || c2 A cee dff cee | c2 A cee dcd fed | 
 cAA cec dfd cec | BAB gfe d3 d3 :|  