Construct a musical arrangement that blends the supplied motif while maintaining the specified alphabetical order.
X:1
L:1/8
M:4/4
K:Amix
['a2 e2', 'a2 e2', '(3def g2', '(3AAA a2']  
X:1
L:1/8
M:4/4
K:Amix
|: e>c | d>cB>c A>Bc<A | a2 e2 e2 (3def | g2 B>A G>A (3BAG | g2 d2 d2 (3edc | d>cB>c A<B (3cBA | 
 a2 e2 e3 a | g<ed>B G>Bd<B | e2 A2 A2 :: (3ef^g | a>ec<e a>e (3cde | a2 e2 e3 f | g>ag>f g>ag<e | 
 d>=cB>A G3 d | (3cBA a>A (3cBA a>A | a2 e2 e2 a2 | g<ed>B G>Bd<B | e2 A2 A2 :: (3edc | 
 d2 B>c A2 c<e | a>ec<e A2 (3def | g2 B<A G2 (3def | g2 B2 d2 e>c | d>cB<c A2 (3cBA | a2 e2 e2 a2 | 
 g>ed<B G2 (3dcB | (3eee A2 A2 :: (3dcB | (3AAA a2 a/g/e/g/ a2 | (3AAA a>g e2 d<g | 
 (3GGG g2 g/e/d/e/ g2 | (3GGG g>e d2 d<B | (3AAA a2 (3AAA a2 | (3AAA a>g e2 d<g | 
 (3eee B<d g>Bd>B | e2 A2 A2 :|  