Develop a musical composition utilizing the presented motif and adhering to the required structure.
X:1
L:1/8
M:4/4
K:A
['', 'cA A/A/A eAcd eaga fedc', 'e/f/g ae'  
X:1
L:1/8
M:4/4
K:A
 d |: cA A/A/A eAcd | eaga fedc | dB B/B/B fBde | fefg afed | cA A/A/A eAcd | eaga fedc | 
 defg abaf |1 e/f/g ae cAAd :|2 e/f/g ae cAAf |: e/f/e ce Aece | aAgA fe^de | f/g/f ^df Bfdf | 
 bBaB gBf^d | e/f/e ce Aece | aAgA fAec | dcde fgaf |1 e/f/g ae cAAf :|2 e/f/g ae cAAd ||  