Create a musical piece that integrates the provided motif and follows the prescribed alphabetical structure.
X:1
L:1/8
M:4/4
K:D
['e2 dc', 'B2 e/f/g ag fgfg e2']  
X:1
L:1/8
M:4/4
K:D
 e3 f d2 ef | e2 dc B2 B2 | edef dfaf | e2 dc B2 B2 :| e/f/g ag fgfg | e2 d/e/f e2 B2 | 
 e/f/g ag fgfg | e2 df e2 e2 :|  