Craft a piece of music that integrates both the suggested theme and letter-based structure.
X:1
L:1/4
Q:1/4=120
M:4/2
K:Amin
['A c2']  
X:1
L:1/4
Q:1/4=120
M:4/2
K:Amin
 A2 A A c2 B2 | A6 G2 | c3 c d2 B2 | (c4 c4) | A2 c3 c B A | c2 c2 B2 A2 | A3 G G2 A2 | (A4 A4) |]  