Compose a piece of music using the specified letter-based musical form and incorporating the assigned motif.
X:1
L:1/4
M:3/4
K:D
['A A']  
X:1
L:1/4
M:3/4
K:D
 A | D D D | A A A | G E =C | D2 A | d =c B | A A A | B =c B | A2 d | d A B | =c2 A | A G E | 
 (F/ D3/2) D/D/ | D D D | A A A | G E =C | D3 |]  