Compose a musical piece using the specified sequence's alphabetical representation and the provided motif.
X:1
L:1/8
M:6/8
K:Cmix
['E/D/ CEG Gfe/d/']  
X:1
L:1/8
M:6/8
K:Cmix
 ED | CEG _BAG/E/ | DCC C2 E/D/ | CEG Gfe/d/ | cB/A/G/E/ D2 E/D/ | CEG Gfe/d/ | 
 ec/B/A/G/ c>d e/d/ | cEG _BAG/E/ | DCC C2 ||  