Form a musical piece based on the provided motif while observing the defined structure.
X:1
L:1/8
Q:1/4=100
M:4/4
K:Ab
['c2 e2 c>B A2 AB F2 E2']  
X:1
L:1/8
Q:1/4=100
M:4/4
K:Ab
"Ab" c2 e2 c>B A2 |"Db" AB AF"Ab" F2 E2 |"Eb" GG G2"Ab" AA A2 |"Eb" Bc dc B4 |"Ab" c2 e2 c>B A2 | 
"Db" AB AF"Ab" F2 E2 |"Db" FG"Eb" AB"Ab" cd"Db" ed |"Ab/Eb" c2"Eb7" B2"Ab" A4 |]  