Develop a musical arrangement using the specified sequence in alphabetic representation and the provided motif.
X:1
L:1/8
Q:1/2=80
M:4/4
K:D
['key/time sig in ms,see note re bar', 'd/c/B A2 AB A2']  
X:1
L:1/8
Q:1/2=80
M:4/4
K:D
"_No key/time sig in ms,see note re bar lines" AG | F2 F2 FA GF | ED EF E2 G2 | FAGF EG FE | 
 D2 DD D2 :: d/c/B | A2 AB A2 D/E/F | GEGA G2 d/c/B | A2 AB A2 dF | EDEF E2 G2 | F2 FF F2 dF | 
 EDEF E2 G2 | FAGF EGFE | D2 DD D2 :|  