Develop a music arrangement by incorporating the given alphabetical sequence and the provided motif.
X:1
L:1/8
M:6/8
K:D
['cAG FDE', '(f/g/) a3 dfa agb afd g>gg gef']  
X:1
L:1/8
M:6/8
K:D
 a | ged cAG | FDE F2 G | F>ED d>ef |{a} g>fg eag | fed cAG | cAG FDE | DFA eag | fdd d2 :: 
 (f/g/) | a3 dfa | agb afd | g>gg gef | ged c>AG | F>ED dcd | edc d2 e | fed cAG | Adc d2 :|  