Create a musical composition employing the given alphabetic structure and melodic theme.
X:1
L:1/8
M:2/2
K:Ddor
['cA A/A/A', 'edcA G3']  
X:1
L:1/8
M:2/2
K:Ddor
 cd d/d/d cA A/A/A | dAcA GAce | f2 ed cA A/A/A |1 dAcA G3 c :|2 dAcA G3 e |: fdad fdad | 
 ecgc ecge | fdad fdad |1 edcA G3 e :|2 edcA G3 c ||  