Design a musical work that abides by the outlined structure and integrates the assigned theme.
X:1
L:1/8
M:3/4
K:Amin
['e>f ec AA', 'a>a aa gf e>f ee dc B2'  
X:1
L:1/8
M:3/4
K:Amin
|: e>f ec AA | e>f ec AA | B2 B/c/d cB | A>B cd e2 | e>f ec AA | e>f ec AA | B2 B/c/d cB | 
 A>B cB A2 :: a>a aa gf | e>f ee dc | B2 B/c/d cB | A>B cd e2 | a>a aa gf | e>f ee dc | 
 B2 B/c/d cB | A>B cB A2 :|  