Develop a musical piece using the given motif and adhere to the outlined musical structure.
X:1
L:1/4
Q:1/4=180
M:4/4
K:Ddor
['D D']  
X:1
L:1/4
Q:1/4=180
M:4/4
K:Ddor
"Dm" D D D D |"G" G2"Dm" F2 |"Dm" D D D D |"C" E C C2 |"Dm" D D D D |"G" G2"Dm" F2 |"Dm" C D- D D | 
 D2 D2 ::  