Compose a piece of music that adheres to the specified alphabetical framework and includes the provided theme.
X:1
L:1/8
M:4/4
K:Dmix
['FGAc dG G2 deed ABcA d2 cA', 'dedc GGdG cGAG FD D2 FDBA GGdG']  
X:1
L:1/8
M:4/4
K:Dmix
 d- | dcAG FGAc | dG G2 deed | ABcA d2 cA | BGdG c=F F2 | AcAG FGAc | dG G2 deed | ABcA d2 cA |1 
 BGAG FDD :|2 BGAG FDDD |: G G2 c- c2 AG | FGAc dedc | GGdG cGAG | FD D2 FDBA | GGdG c2 AG | 
 FGAc dedc | =Fcef edcA | Ace=f edcA :|  