Craft a musical arrangement that integrates the provided motif and upholds the required musical structure.
X:1
L:1/8
Q:1/2=90
M:4/4
K:Amin
['e4 a2 ^g2']  
X:1
L:1/8
Q:1/2=90
M:4/4
K:Amin
 A2 | c4 c4 | d4 d3 d | e4 a2 ^g2 | a2 A2 A2 B2 | c4 c3 c | d4 d4 | e4 a2 ^g2 | a6 |:  