Develop an original musical piece that integrates the given alphabet sequence and motif.
X:1
L:1/16
M:2/4
K:D
['de/f/ gfed B2A2', "a2a2 |{c'} babc' d'2d'2"]  
X:1
L:1/16
M:2/4
K:D
 de/f/ | gfed B2A2 | Aeef e2 de/f/ | gfed B2A2 | Adde d2 :: d2 | defg a2a2 |{c'} babc' d'2d'2 | 
 defg a2a2 | ba/f/ ba/f/ e2e2 | d2 d/e/f/g/ a2a2 |{c'} babc' d'2d'2 | d2 d/e/f/g/ a2a2 | 
 bagf agfe | gfed B2A2 | Aeef e2 de/f/ | gfed B2A2 | Adde d2 :|  