Compose a piece featuring the specified motif and using an alphabet-based arrangement.
X:1
L:1/8
M:4/4
K:Amix
['A3 B c2', 'f eAec']  
X:1
L:1/8
M:4/4
K:Amix
|: e | A3 B c2 ca | c2 cB ce f2 | A3 B c2 af | ecBc A3 :: f | eAec e2 Aa | eAec B3 f | eAec efaf | 
 ecBc A3 :|  