Generate music that aligns with the specified structural requirements.
'Sectional: Through Composed'  
X:1
L:1/8
M:3/8
K:D
 A/G/ | (F/G/)AA | (B/c/)dd | (E/F/)GG | F2 d/e/ | f/e/d/c/B/A/ | dfa | ABc | d2 :: b | (a/g/)ee | 
 (e/c/)AA | (a/f/)dd | dfa | a/g/ee | (e/c/)AA | d/c/d/f/e/c/ | d2 :: A | AFA | dcd | BAB | G2 E | 
 F>GA | AGF | EDE | F2 A | AFA | dcd | BAB | G2 E | FGB | AGF | FDE | D2 :: D4 |]  