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:4/4
K:D
['(3Bcd ef gfef dedB AGFD', '', '(3ABc defg afed (3cBA eA fAeA defg']  
X:1
L:1/8
M:4/4
K:D
 fe | d2 FB A2 FA | (3Bcd ef gfef | dedB AGFD | EFGE D2 fe | dADB ADFA | (3Bcd ef gfef | 
 dedB AGFD | EGFE D2 :| (3ABc |: defg afed | (3cBA eA fAeA | defg abaf |1 gfef dcBA :|2 geaf d2 ||  