Craft a musical piece that abides by the prescribed structural guidelines and the given theme.
X:1
L:1/8
Q:1/8=232
M:4/4
K:Dmin
['d2 AF d2', '(3(cdc) AF (3(ded) BG (3(efe) ce'  
X:1
L:1/8
Q:1/8=232
M:4/4
K:Dmin
|: d2 AF d2 AF | d2 ^cd gf ed | c2 GE c2 GE | c2 =Bc ed c^c | d2 AF d2 AF | d2 ^cd gf ed | 
 ^cd ag fe de | f2 d2 d4 :: (3(cdc) AF (3(ded) BG | (3(efe) ce fa d'c' | (3(cdc) AF (3(ded) BG | 
 (3(efe) ce f4 | (3(cdc) AF (3(ded) BG | (3(efe) ce fa d'c' | (3(bc'b) db (3(aba) ca | 
 (3(gag) eg f4 :|  