Build a musical arrangement using the indicated alphabet-based system and the given motif.
X:1
L:1/8
Q:3/8=50
M:3/8
K:F
['A/B/ ccf ddB G{=B}c/d/c/_B/ AFc ffa gec', 'c3 _eA/c/e/f/ _ed B/c/ dB/c/d/=e/ dce fed']  
X:1
L:1/8
Q:3/8=50
M:3/8
K:F
 A/B/ | ccf | ddB | G{=B}c/d/c/_B/ | AFc | ffa | gec | Ad=B | c3 :: _eA/c/e/f/ | _ed B/c/ | 
 dB/c/d/=e/ | dce | fed | cBA | AB/A/G/F/ | FE A/B/ | ccf | ddB | G{=B}c/d/c/_B/ | AFc | ffa | 
 dba | gfe | f3 :|  