Develop a musical piece employing the provided motif and an alphabet-based structure.
X:1
L:1/8
Q:3/8=120
M:6/8
K:F
['cAd cAf', 'f2 c fga def gaf Te>dc def']  
X:1
L:1/8
Q:3/8=120
M:6/8
K:F
 C | F>GF cAc | cAf cAF | B>cB AGF | GAF EDC | F>GF cAd | cAf cAd | cAf cAc | f>gf/e/ f2 :| c | 
 fga def | gaf Te>dc | def cAF | GAF EDC | afa geg | fed cBA | bgg agf | cfe f2 :|  