Develop a musical composition using the outlined alphabetical depiction of the structure and the provided theme.
X:1
L:1/8
M:4/4
K:Dmin
['D2 DC']  
X:1
L:1/8
M:4/4
K:Dmin
"F" F3 G A2 A{BA}G |"Gm" G6 FE |"Dm" D2 DC D4- |"Gm" D6 GF |"C" G4"F" A2 c2 |"Dm" d2 A2 AG FG | 
"Gm" G6 A2 |"Dm" D4 D2 DC |"Am" A,2 C2 D2 ED |"Dm" D6 F2 |"Gm" G>A GF G4- |"C" G2 G2 E2 ED | 
"Dm" D8 |]  