Compose a music piece that includes the specified motif while adhering to the outlined alphabetical sequence.
X:1
L:1/8
Q:1/4=140
M:4/4
K:C
['(ce/f/ g)e']  
X:1
L:1/8
Q:1/4=140
M:4/4
K:C
 e | (ce/f/ g)e afge | fdec (d/c/B/A/) GB | (ce/f/ g)e afgf | (ef/g/) GB{B} c3 |:  