Develop a musical arrangement using the specified sequence in alphabetic representation and the provided motif.
X:1
L:1/8
Q:3/8=116
M:6/8
K:Dmin
['ecA ecA', 'e>de d3-']  
X:1
L:1/8
Q:3/8=116
M:6/8
K:Dmin
|:"^A" A |"Dm" d>ed"C" e>de |"Bb" f>ef"Gm" e>fg |"Dm" a>gf"A" e>de |"Dm" d3- d z ::"^B" d | 
"Am" ecA ecA | ecA ecA |"Dm" afd afd | afd afd |"Am" ecA ecA | ecA e>fg |"F" a>gf"A7" e>de | 
"Dm" d3- d2 :|  