Develop a music arrangement by incorporating the given alphabetical sequence and the provided motif.
X:1
L:1/8
M:6/8
K:Dmix
['fef ded cAB c2 A dcA GFG', 'd3 dfa afd dfa a3 d^ce fge']  
X:1
L:1/8
M:6/8
K:Dmix
|: fef ded | cAB c2 A | dcA GFG | Ad^c d3 | fef ded | cAB c2 A | dcA GFG | Ad^c d3 :: dfa afd | 
 dfa a3 | d^ce fge | d^ce/f/ g3 | fef ded | cAB c2 A | dcA GFG | Ad^c d3 :|  