Formulate a musical piece by utilizing the specified motif and alphabet-based structure.
X:1
L:1/8
Q:3/8=110
M:3/8
K:C
['cdg f2 e', 'd3 gfe def g>ag/f/ e c2 efe']  
X:1
L:1/8
Q:3/8=110
M:3/8
K:C
 cdg | f2 e | d2 e | c B2 | cdg | f2 e | dec | d3 :: gfe | def | g>ag/f/ | e c2 | efe | ded | 
 c2 B | c3 :|  