Form a musical piece based on the provided motif while observing the defined structure.
X:1
L:1/8
M:4/4
K:Ddor
['D DAEG F/E/ D2 A AdAc B/A/']  
X:1
L:1/8
M:4/4
K:Ddor
 D | DAEG | F/E/ D2 A | AdAc | B/A/ G2 A | AdAB | c/d/BA/G/F/E/ | DAE(3E/F/G/ | F/E/ D2 ||  