Incorporate the given motif and use the alphabetical representation of the specified musical sequence to compose a distinctive musical piece.
X:1
L:1/16
M:2/4
K:D
['a4 a4', 'A2d2e2f2 g2fe']  
X:1
L:1/16
M:2/4
K:D
 a4 a4 | agfe f2d2 | a4 a4 | agfe f4 :: A2d2e2f2 | g2fe f2d2 | A2d2e2f2 | g2fe f2a2 | f2ed egec | 
 d4 D4 :|  