Generate a musical piece using the presented motif and follow the alphabetical structure provided.
X:1
L:1/8
M:3/4
K:D
['d2 defg af d3 f ge B2', 'df aa b/a/g/f/']  
X:1
L:1/8
M:3/4
K:D
|: d2 defg | af d3 f | ge B2 e2 |{d} c>eA>gf>e | d2 defg | af d3 f | ge B2 ed | Tc4 d2!fine! :: 
 d>d d2 fd | egAgfe | d>d d2 fd | egAgfe | df aa b/a/g/f/ | ef gg a/g/f/e/ | df aa b/a/g/f/ | 
 efgg a/g/f/e/!D.C.! :|  