Build a musical arrangement using the indicated alphabet-based system and the given motif.
X:1
L:1/8
M:4/4
K:A
['C2 EC', 'ecBA dffe']  
X:1
L:1/8
M:4/4
K:A
|: ED | C2 EC ACEF | AB (3cBA BAFE | C2 EC ACEA | dcBA GEDB, | C2 EC ACEF | ABcA BcdB | 
 ce (3ede dcBA | GABG A2 :: AB | cAAf ecBA | dffe fbae | ceef ecBA | dcBA GABd | ceef ecBA | 
 dffe fbaf | ecBA dcBA | GABG A2 :|  