Craft a musical arrangement that integrates the provided motif and upholds the required musical structure.
X:1
L:1/8
M:4/4
K:A
['a2 ae f2 ed', 'A4 cAeA cAef', 'A4 c2 cA B2 ef edcB'  
X:1
L:1/8
M:4/4
K:A
|: a2 ae f2 ed | c2 cA B2 A2 | a2 ae f2 ed | cdcB A4 :| cAeA cAef | edcB A4 :| c2 cA B2 ef | 
 edcB A4 :|  