Incorporate the given motif and use the alphabetical representation of the specified musical sequence to compose a distinctive musical piece.
X:1
L:1/8
M:2/4
K:Dmix
['AB c/B/A', 'Ad/e/ fd ef g2 a>g fd ed']  
X:1
L:1/8
M:2/4
K:Dmix
|: D/E/F/G/ AB | c/B/A AG | Ad d^c | d2 de | fd ed | cA AB | c/B/A GE |1 D2 D2 :|2 D2 De |: fd ed | 
 c/B/A Ad/e/ | fd ef | g2 a>g | fd ed | c/B/A AB | cA G/F/E |1 D2 De :|2 D2 D2 ||  